Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×
The system could be compromised under certain conditions.. ========================================================================== Ubuntu Security Notice USN-8361-3 June 17, 2026 linux, linux-aws, linux-kvm vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: The system could be compromised under certain conditions. Software Description: - linux: Linux kernel - linux-aws: Linux kernel for Amazon Web Services (AWS) systems - linux-kvm: Linux kernel for cloud environments Details: A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystem: - Packet sockets; (CVE-2026-31504) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS linux-image-4.4.0-1156-kvm 4.4.0-1156.167 Available with Ubuntu Pro linux-image-4.4.0-1193-aws 4.4.0-1193.208 Available with Ubuntu Pro linux-image-4.4.0-281-generic 4.4.0-281.315 Available with Ubuntu Pro linux-image-4.4.0-281-lowlatency 4.4.0-281.315 Available with Ubuntu Pro linux-image-aws 4.4.0.1193.197 Available with Ubuntu Pro linux-image-generic 4.4.0.281.287 Available with Ubuntu Pro linux-image-generic-lts-xenial 4.4.0.281.287 Available with Ubuntu Pro linux-image-kvm 4.4.0.1156.153 Available with Ubuntu Pro linux-image-lowlatency 4.4.0.281.287 Available with Ubuntu Pro linux-image-lowlatency-lts-xenial 4.4.0.281.287 Available with Ubuntu Pro linux-image-virtual 4.4.0.281.287 Available with Ubuntu Pro linux-image-virtual-lts-xenial 4.4.0.281.287 Available with Ubuntu Pro After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-8361-3 https://ubuntu.com/security/notices/USN-8361-2 https://ubuntu.com/security/notices/USN-8361-1 CVE-2026-31504 . A critical security advisory for Ubuntu 16.04 LTS warns of potential system compromise due to kernel vulnerabilities.. Ubuntu Security Notice, Linux Kernel Update, AWS Kernel Security. . Severity: Critical. LinuxSecurity.com Team
The system could be compromised under certain conditions.. ========================================================================== Ubuntu Security Notice USN-8361-2 June 04, 2026 linux-fips vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: The system could be compromised under certain conditions. Software Description: - linux-fips: Linux kernel with FIPS Details: A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystem: - Packet sockets; (CVE-2026-31504) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS linux-image-4.4.0-1125-fips 4.4.0-1125.132 Available with Ubuntu Pro linux-image-fips 4.4.0.1125.127 Available with Ubuntu Pro After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-8361-2 https://ubuntu.com/security/notices/USN-8361-1 CVE-2026-31504 Package Information: https://launchpad.net/ubuntu/+source/linux-fips/4.4.0-1125.132 . Critical update for Ubuntu 16.04 LTS addressing a potential attack via the linux-fips kernel. Immediate action needed.. Linux Kernel Update Ubuntu FIPS Attack. . Severity: Critical. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-8296-2 May 25, 2026 linux-nvidia-tegra vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-nvidia-tegra: Linux kernel for NVIDIA Tegra systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Drivers core; - Null block device driver; - Ublk userspace block driver; - Bluetooth drivers; - Counter interface drivers; - DMA engine subsystem; - DPLL subsystem; - GPU drivers; - HID subsystem; - Intel Trace Hub HW tracing drivers; - IIO ADC drivers; - IIO subsystem; - On-Chip Interconnect management framework; - IRQ chip drivers; - Modular ISDN driver; - LED subsystem; - Multiple devices driver; - UACCE accelerator framework; - MMC subsystem; - Ethernet bonding driver; - Network drivers; - Mellanox network drivers; - NVME drivers; - PHY drivers; - x86 platform drivers; - i.MX PM domains; - SCSI subsystem; - SLIMbus drivers; - SPI subsystem; - TCM subsystem; - W1 Dallas's 1-wire bus driver; - Xen hypervisor drivers; - BTRFS file system; - EFI Variable file system; - exFAT file system; - Ext4 file system; - HFS+ file system; - Network file system (NFS) client; - Network file system (NFS) server daemon; - NTFS3 file system; - SMB network file system; - Scheduler infrastructure; - Netfilter; - NFC subsystem; - Tracing infrastructure; - io_uring subsystem; - BPF subsystem; -Perf events; - Floating proportions library; - Memory management; - Bluetooth subsystem; - CAN network layer; - Ceph Core library; - Networking core; - IPv4 networking; - IPv6 networking; - L2TP protocol; - MAC80211 subsystem; - NET/ROM layer; - Network traffic control; - SCTP protocol; - TLS protocol; - Unix domain sockets; - VMware vSockets driver; - Wireless networking; - ALSA AC97 driver; - Generic PCM loopback sound driver; - Creative Sound Blaster X-Fi driver; - AMD SoC Alsa drivers; - Texas InstrumentS Audio (ASoC/HDA) drivers; - USB sound devices; - KVM subsystem; (CVE-2024-50004, CVE-2024-58096, CVE-2024-58097, CVE-2025-37926, CVE-2025-38201, CVE-2025-38591, CVE-2025-40039, CVE-2025-40082, CVE-2025-40149, CVE-2025-68351, CVE-2025-68358, CVE-2025-68365, CVE-2025-68725, CVE-2025-68749, CVE-2025-68803, CVE-2025-68823, CVE-2025-71160, CVE-2025-71162, CVE-2025-71163, CVE-2025-71180, CVE-2025-71182, CVE-2025-71183, CVE-2025-71184, CVE-2025-71185, CVE-2025-71186, CVE-2025-71188, CVE-2025-71189, CVE-2025-71190, CVE-2025-71191, CVE-2025-71192, CVE-2025-71193, CVE-2025-71194, CVE-2025-71195, CVE-2025-71196, CVE-2025-71197, CVE-2025-71198, CVE-2025-71199, CVE-2025-71200, CVE-2025-71220, CVE-2025-71222, CVE-2025-71224, CVE-2025-71225, CVE-2025-71268, CVE-2026-22976, CVE-2026-22977, CVE-2026-22978, CVE-2026-22979, CVE-2026-22980, CVE-2026-22982, CVE-2026-22984, CVE-2026-22990, CVE-2026-22991, CVE-2026-22992, CVE-2026-22994, CVE-2026-22996, CVE-2026-22997, CVE-2026-22998, CVE-2026-22999, CVE-2026-23000, CVE-2026-23001, CVE-2026-23003, CVE-2026-23005, CVE-2026-23006, CVE-2026-23010, CVE-2026-23011, CVE-2026-23019, CVE-2026-23020, CVE-2026-23021, CVE-2026-23025, CVE-2026-23026, CVE-2026-23030, CVE-2026-23031, CVE-2026-23032, CVE-2026-23033, CVE-2026-23035, CVE-2026-23037, CVE-2026-23038, CVE-2026-23047, CVE-2026-23049, CVE-2026-23050, CVE-2026-23053, CVE-2026-23054, CVE-2026-23056, CVE-2026-23057, CVE-2026-23058, CVE-2026-23059, CVE-2026-23061,CVE-2026-23062, CVE-2026-23063, CVE-2026-23064, CVE-2026-23065, CVE-2026-23068, CVE-2026-23069, CVE-2026-23071, CVE-2026-23073, CVE-2026-23075, CVE-2026-23076, CVE-2026-23078, CVE-2026-23080, CVE-2026-23083, CVE-2026-23084, CVE-2026-23085, CVE-2026-23086, CVE-2026-23087, CVE-2026-23088, CVE-2026-23089, CVE-2026-23090, CVE-2026-23091, CVE-2026-23093, CVE-2026-23094, CVE-2026-23095, CVE-2026-23096, CVE-2026-23097, CVE-2026-23098, CVE-2026-23099, CVE-2026-23101, CVE-2026-23102, CVE-2026-23103, CVE-2026-23105, CVE-2026-23107, CVE-2026-23108, CVE-2026-23110, CVE-2026-23113, CVE-2026-23116, CVE-2026-23119, CVE-2026-23120, CVE-2026-23121, CVE-2026-23123, CVE-2026-23124, CVE-2026-23125, CVE-2026-23126, CVE-2026-23128, CVE-2026-23129, CVE-2026-23131, CVE-2026-23133, CVE-2026-23135, CVE-2026-23136, CVE-2026-23139, CVE-2026-23140, CVE-2026-23141, CVE-2026-23142, CVE-2026-23144, CVE-2026-23145, CVE-2026-23146, CVE-2026-23148, CVE-2026-23150, CVE-2026-23151, CVE-2026-23156, CVE-2026-23159, CVE-2026-23160, CVE-2026-23163, CVE-2026-23164, CVE-2026-23166, CVE-2026-23167, CVE-2026-23168, CVE-2026-23170, CVE-2026-23172, CVE-2026-23173, CVE-2026-23176, CVE-2026-23178, CVE-2026-23179, CVE-2026-23180, CVE-2026-23182, CVE-2026-23187, CVE-2026-23190, CVE-2026-23191, CVE-2026-23193, CVE-2026-23198, CVE-2026-23200, CVE-2026-23202, CVE-2026-23204, CVE-2026-23205, CVE-2026-23206, CVE-2026-23212, CVE-2026-23213, CVE-2026-23214, CVE-2026-23215, CVE-2026-23216, CVE-2026-23254, CVE-2026-23256, CVE-2026-23257, CVE-2026-23258, CVE-2026-23260, CVE-2026-23261, CVE-2026-23262, CVE-2026-23264, CVE-2026-23274, CVE-2026-23351, CVE-2026-23394) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS linux-image-6.8.0-1024-nvidia-tegra 6.8.0-1024.24 linux-image-6.8.0-1024-nvidia-tegra-rt 6.8.0-1024.24 linux-image-nvidia-tegra 6.8.0-1024.24 linux-image-nvidia-tegra-6.8 6.8.0-1024.24 linux-image-nvidia-tegra-rt 6.8.0-1024.24 linux-image-nvidia-tegra-rt-6.8 6.8.0-1024.24 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-8296-2 https://ubuntu.com/security/notices/USN-8296-1 CVE-2024-50004, CVE-2024-58096, CVE-2024-58097, CVE-2025-37926, CVE-2025-38201, CVE-2025-38591, CVE-2025-40039, CVE-2025-40082, CVE-2025-40149, CVE-2025-68351, CVE-2025-68358, CVE-2025-68365, CVE-2025-68725, CVE-2025-68749, CVE-2025-68803, CVE-2025-68823, CVE-2025-71160, CVE-2025-71162, CVE-2025-71163, CVE-2025-71180, CVE-2025-71182, CVE-2025-71183, CVE-2025-71184, CVE-2025-71185, CVE-2025-71186, CVE-2025-71188, CVE-2025-71189, CVE-2025-71190, CVE-2025-71191, CVE-2025-71192, CVE-2025-71193, CVE-2025-71194, CVE-2025-71195, CVE-2025-71196, CVE-2025-71197, CVE-2025-71198, CVE-2025-71199, CVE-2025-71200, CVE-2025-71220, CVE-2025-71222, CVE-2025-71224, CVE-2025-71225, CVE-2025-71268, CVE-2026-22976, CVE-2026-22977, CVE-2026-22978, CVE-2026-22979, CVE-2026-22980, CVE-2026-22982, CVE-2026-22984, CVE-2026-22990, CVE-2026-22991, CVE-2026-22992, CVE-2026-22994, CVE-2026-22996, CVE-2026-22997, CVE-2026-22998, CVE-2026-22999, CVE-2026-23000, CVE-2026-23001, CVE-2026-23003, CVE-2026-23005, CVE-2026-23006, CVE-2026-23010, CVE-2026-23011, CVE-2026-23019, CVE-2026-23020, CVE-2026-23021, CVE-2026-23025, CVE-2026-23026, CVE-2026-23030, CVE-2026-23031, CVE-2026-23032, CVE-2026-23033, CVE-2026-23035, CVE-2026-23037, CVE-2026-23038, CVE-2026-23047, CVE-2026-23049, CVE-2026-23050, CVE-2026-23053,CVE-2026-23054, CVE-2026-23056, CVE-2026-23057, CVE-2026-23058, CVE-2026-23059, CVE-2026-23061, CVE-2026-23062, CVE-2026-23063, CVE-2026-23064, CVE-2026-23065, CVE-2026-23068, CVE-2026-23069, CVE-2026-23071, CVE-2026-23073, CVE-2026-23075, CVE-2026-23076, CVE-2026-23078, CVE-2026-23080, CVE-2026-23083, CVE-2026-23084, CVE-2026-23085, CVE-2026-23086, CVE-2026-23087, CVE-2026-23088, CVE-2026-23089, CVE-2026-23090, CVE-2026-23091, CVE-2026-23093, CVE-2026-23094, CVE-2026-23095, CVE-2026-23096, CVE-2026-23097, CVE-2026-23098, CVE-2026-23099, CVE-2026-23101, CVE-2026-23102, CVE-2026-23103, CVE-2026-23105, CVE-2026-23107, CVE-2026-23108, CVE-2026-23110, CVE-2026-23113, CVE-2026-23116, CVE-2026-23119, CVE-2026-23120, CVE-2026-23121, CVE-2026-23123, CVE-2026-23124, CVE-2026-23125, CVE-2026-23126, CVE-2026-23128, CVE-2026-23129, CVE-2026-23131, CVE-2026-23133, CVE-2026-23135, CVE-2026-23136, CVE-2026-23139, CVE-2026-23140, CVE-2026-23141, CVE-2026-23142, CVE-2026-23144, CVE-2026-23145, CVE-2026-23146, CVE-2026-23148, CVE-2026-23150, CVE-2026-23151, CVE-2026-23156, CVE-2026-23159, CVE-2026-23160, CVE-2026-23163, CVE-2026-23164, CVE-2026-23166, CVE-2026-23167, CVE-2026-23168, CVE-2026-23170, CVE-2026-23172, CVE-2026-23173, CVE-2026-23176, CVE-2026-23178, CVE-2026-23179, CVE-2026-23180, CVE-2026-23182, CVE-2026-23187, CVE-2026-23190, CVE-2026-23191, CVE-2026-23193, CVE-2026-23198, CVE-2026-23200, CVE-2026-23202, CVE-2026-23204, CVE-2026-23205, CVE-2026-23206, CVE-2026-23212, CVE-2026-23213, CVE-2026-23214, CVE-2026-23215, CVE-2026-23216, CVE-2026-23254, CVE-2026-23256, CVE-2026-23257, CVE-2026-23258, CVE-2026-23260, CVE-2026-23261, CVE-2026-23262, CVE-2026-23264, CVE-2026-23274, CVE-2026-23351, CVE-2026-23394 Package Information: https://launchpad.net/ubuntu/+source/linux-nvidia-tegra/6.8.0-1024.24 . Several security issues were resolved in the Linux kernel for Ubuntu 24.04 LTS, affecting NVIDIA Tegra systems.. kernel update, Linuxsecurity, Ubuntu vulnerabilities. . Severity: Critical. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-8186-1 April 17, 2026 linux-intel-iot-realtime, linux-realtime vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-intel-iot-realtime: Linux kernel for Intel IoT Real-time platforms - linux-realtime: Linux kernel for Real-time systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU drivers; - HID subsystem; - Intel Trace Hub HW tracing drivers; - IIO ADC drivers; - IRQ chip drivers; - Modular ISDN driver; - LED subsystem; - UACCE accelerator framework; - Ethernet bonding driver; - Network drivers; - STMicroelectronics network drivers; - Ethernet team driver; - NVME drivers; - PHY drivers; - SLIMbus drivers; - W1 Dallas's 1-wire bus driver; - Xen hypervisor drivers; - BTRFS file system; - Ext4 file system; - Network file system (NFS) client; - Network file system (NFS) server daemon; - NTFS3 file system; - SMB network file system; - NFC subsystem; - BPF subsystem; - IRQ subsystem; - Memory management; - Bluetooth subsystem; - CAN network layer; - Networking core; - IPv4 networking; - IPv6 networking; - L2TP protocol; - NET/ROM layer; - Network traffic control; - SCTP protocol; - TLS protocol; - XFRM subsystem; - Creative Sound Blaster X-Fi driver; - USB sound devices; (CVE-2023-53421, CVE-2023-53520, CVE-2023-53662, CVE-2023-54207, CVE-2025-38057, CVE-2025-38125, CVE-2025-38232,CVE-2025-38408, CVE-2025-38591, CVE-2025-40149, CVE-2025-40164, CVE-2025-68211, CVE-2025-68340, CVE-2025-68365, CVE-2025-68725, CVE-2025-68817, CVE-2025-71080, CVE-2025-71162, CVE-2025-71163, CVE-2025-71185, CVE-2025-71186, CVE-2025-71188, CVE-2025-71190, CVE-2025-71191, CVE-2025-71194, CVE-2025-71196, CVE-2025-71197, CVE-2025-71199, CVE-2026-22997, CVE-2026-22998, CVE-2026-22999, CVE-2026-23001, CVE-2026-23003, CVE-2026-23011, CVE-2026-23026, CVE-2026-23033, CVE-2026-23037, CVE-2026-23038, CVE-2026-23049, CVE-2026-23056, CVE-2026-23058, CVE-2026-23061, CVE-2026-23063, CVE-2026-23064, CVE-2026-23071, CVE-2026-23073, CVE-2026-23075, CVE-2026-23076, CVE-2026-23078, CVE-2026-23080, CVE-2026-23083, CVE-2026-23084, CVE-2026-23085, CVE-2026-23087, CVE-2026-23089, CVE-2026-23090, CVE-2026-23091, CVE-2026-23093, CVE-2026-23095, CVE-2026-23096, CVE-2026-23097, CVE-2026-23098, CVE-2026-23099, CVE-2026-23101, CVE-2026-23103, CVE-2026-23105, CVE-2026-23108, CVE-2026-23119, CVE-2026-23120, CVE-2026-23121, CVE-2026-23124, CVE-2026-23125, CVE-2026-23128, CVE-2026-23133, CVE-2026-23145, CVE-2026-23146, CVE-2026-23150, CVE-2026-23164, CVE-2026-23167, CVE-2026-23170, CVE-2026-23209) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS linux-image-5.15.0-1097-intel-iot-realtime 5.15.0-1097.99 Available with Ubuntu Pro linux-image-5.15.0-1104-realtime 5.15.0-1104.113 Available with Ubuntu Pro linux-image-intel-iot-realtime 5.15.0.1097.101 Available with Ubuntu Pro linux-image-intel-iot-realtime-5.15 5.15.0.1097.101 Available with Ubuntu Pro linux-image-realtime 5.15.0.1104.108 Available with Ubuntu Pro linux-image-realtime-5.15 5.15.0.1104.108 Available with Ubuntu Pro After a standard system update you need to reboot yourcomputer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-8186-1 CVE-2023-53421, CVE-2023-53520, CVE-2023-53662, CVE-2023-54207, CVE-2025-38057, CVE-2025-38125, CVE-2025-38232, CVE-2025-38408, CVE-2025-38591, CVE-2025-40149, CVE-2025-40164, CVE-2025-68211, CVE-2025-68340, CVE-2025-68365, CVE-2025-68725, CVE-2025-68817, CVE-2025-71080, CVE-2025-71162, CVE-2025-71163, CVE-2025-71185, CVE-2025-71186, CVE-2025-71188, CVE-2025-71190, CVE-2025-71191, CVE-2025-71194, CVE-2025-71196, CVE-2025-71197, CVE-2025-71199, CVE-2026-22997, CVE-2026-22998, CVE-2026-22999, CVE-2026-23001, CVE-2026-23003, CVE-2026-23011, CVE-2026-23026, CVE-2026-23033, CVE-2026-23037, CVE-2026-23038, CVE-2026-23049, CVE-2026-23056, CVE-2026-23058, CVE-2026-23061, CVE-2026-23063, CVE-2026-23064, CVE-2026-23071, CVE-2026-23073, CVE-2026-23075, CVE-2026-23076, CVE-2026-23078, CVE-2026-23080, CVE-2026-23083, CVE-2026-23084, CVE-2026-23085, CVE-2026-23087, CVE-2026-23089, CVE-2026-23090, CVE-2026-23091, CVE-2026-23093, CVE-2026-23095, CVE-2026-23096, CVE-2026-23097, CVE-2026-23098, CVE-2026-23099, CVE-2026-23101, CVE-2026-23103, CVE-2026-23105, CVE-2026-23108, CVE-2026-23119, CVE-2026-23120, CVE-2026-23121, CVE-2026-23124, CVE-2026-23125, CVE-2026-23128, CVE-2026-23133, CVE-2026-23145, CVE-2026-23146, CVE-2026-23150, CVE-2026-23164, CVE-2026-23167, CVE-2026-23170, CVE-2026-23209 Package Information: . Numerous security issues fixed in Ubuntu 22.04 LTS Linux kernel enhancing system safety and reliability. Update recommended.. Ubuntu security updates,Linux kernel vulnerabilities, real-time kernel patches, system security improvements. . Severity: Critical. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-8148-6 April 14, 2026 linux-azure, linux-azure-6.8 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-azure: Linux kernel for Microsoft Azure Cloud systems - linux-azure-6.8: Linux kernel for Microsoft Azure cloud systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - Netfilter; - Network traffic control; (CVE-2026-23060, CVE-2026-23074, CVE-2026-23111) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS linux-image-6.8.0-1052-azure 6.8.0-1052.58 linux-image-azure-6.8 6.8.0-1052.58 linux-image-azure-lts-24.04 6.8.0-1052.58 Ubuntu 22.04 LTS linux-image-6.8.0-1052-azure 6.8.0-1052.58~22.04.1 linux-image-azure 6.8.0-1052.58~22.04.1 linux-image-azure-6.8 6.8.0-1052.58~22.04.1 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-8148-6 https://ubuntu.com/security/notices/USN-8148-5 https://ubuntu.com/security/notices/USN-8148-4 https://ubuntu.com/security/notices/USN-8148-3 https://ubuntu.com/security/notices/USN-8148-2 https://ubuntu.com/security/notices/USN-8148-1 CVE-2026-23060, CVE-2026-23074, CVE-2026-23111 Package Information: https://launchpad.net/ubuntu/+source/linux-azure/6.8.0-1052.58 https://launchpad.net/ubuntu/+source/linux-azure-6.8/6.8.0-1052.58~22.04.1 . Several security issues in the Linux kernel for Ubuntu (Azure) corrected, enhancing protection against potential attacks.. Linux kernel security, Ubuntu Azure, system compromised. . Severity: Important. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-7990-4 February 12, 2026 linux-oracle, linux-oracle-5.4 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-oracle: Linux kernel for Oracle Cloud systems - linux-oracle-5.4: Linux kernel for Oracle Cloud systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - Padata parallel execution mechanism; - Netfilter; (CVE-2022-49698, CVE-2025-21726, CVE-2025-40019) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS linux-image-5.4.0-1152-oracle 5.4.0-1152.162 Available with Ubuntu Pro linux-image-oracle-5.4 5.4.0.1152.146 Available with Ubuntu Pro linux-image-oracle-lts-20.04 5.4.0.1152.146 Available with Ubuntu Pro Ubuntu 18.04 LTS linux-image-5.4.0-1152-oracle 5.4.0-1152.162~18.04.1 Available with Ubuntu Pro linux-image-oracle 5.4.0.1152.162~18.04.1 Available with Ubuntu Pro linux-image-oracle-5.4 5.4.0.1152.162~18.04.1 Available with Ubuntu Pro After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third partykernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-7990-4 https://ubuntu.com/security/notices/USN-7990-3 https://ubuntu.com/security/notices/USN-7990-2 https://ubuntu.com/security/notices/USN-7990-1 CVE-2022-49698, CVE-2025-21726, CVE-2025-40019 . Several security issues fixed in Ubuntu kernel updating the linux-oracle package is essential for system integrity.. Ubuntu Security Notice, Linux Kernel Update, Oracle Cloud Kernel Fixes. . Severity: Important. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-7928-4 December 19, 2025 linux-raspi vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-raspi: Linux kernel for Raspberry Pi systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - Media drivers; - Network drivers; - AFS file system; - F2FS file system; - Tracing infrastructure; - Netfilter; (CVE-2022-49390, CVE-2024-47691, CVE-2024-50067, CVE-2024-53090, CVE-2024-53218, CVE-2025-21855, CVE-2025-39964, CVE-2025-39993, CVE-2025-40018) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS linux-image-5.15.0-1092-raspi 5.15.0-1092.95 linux-image-raspi 5.15.0.1092.90 linux-image-raspi-5.15 5.15.0.1092.90 linux-image-raspi-nolpae 5.15.0.1092.90 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-7928-4 https://ubuntu.com/security/notices/USN-7928-3 https://ubuntu.com/security/notices/USN-7928-2 https://ubuntu.com/security/notices/USN-7928-1 CVE-2022-49390, CVE-2024-47691, CVE-2024-50067, CVE-2024-53090, CVE-2024-53218, CVE-2025-21855, CVE-2025-39964, CVE-2025-39993, CVE-2025-40018 Package Information: https://launchpad.net/ubuntu/+source/linux-raspi/5.15.0-1092.95 . Critical security issues addressed in Ubuntu's Linux kernel update for Raspberry Pi. Ensure system security and functionality.. Ubuntu Kernel Update, Linux Raspberry Pi Security, System Compromise Fix. . Severity: Critical. LinuxSecurity.com Team
Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-7835-4 October 31, 2025 linux-hwe-6.8 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-hwe-6.8: Linux hardware enablement (HWE) kernel Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; - Clock framework and drivers; - GPU drivers; - IIO subsystem; - InfiniBand drivers; - Media drivers; - MemoryStick subsystem; - Network drivers; - NTB driver; - PCI subsystem; - Remote Processor subsystem; - Thermal drivers; - Virtio Host (VHOST) subsystem; - 9P distributed file system; - File systems infrastructure; - JFS file system; - Network file system (NFS) server daemon; - NTFS3 file system; - SMB network file system; - Memory management; - RDMA verbs API; - Kernel fork() syscall; - Tracing infrastructure; - Watch queue notification mechanism; - Asynchronous Transfer Mode (ATM) subsystem; - Networking core; - IPv4 networking; - IPv6 networking; - Netfilter; - Network traffic control; - SCTP protocol; - TLS protocol; - SoC Audio for Freescale CPUs drivers; (CVE-2025-39728, CVE-2025-23136, CVE-2025-22062, CVE-2025-22035, CVE-2025-22020, CVE-2025-22083, CVE-2025-22071, CVE-2025-22060, CVE-2025-22073, CVE-2025-22044, CVE-2025-22063, CVE-2025-22079, CVE-2025-22057, CVE-2025-22095, CVE-2025-39735,CVE-2025-39682, CVE-2025-22058, CVE-2025-22021, CVE-2025-22018, CVE-2025-22056, CVE-2025-22054, CVE-2025-22080, CVE-2025-22039, CVE-2025-22019, CVE-2025-22038, CVE-2025-22028, CVE-2023-53034, CVE-2024-58092, CVE-2025-38637, CVE-2025-22089, CVE-2025-40114, CVE-2025-22068, CVE-2025-37937, CVE-2025-22070, CVE-2025-22072, CVE-2025-22086, CVE-2025-22050, CVE-2025-22040, CVE-2025-22065, CVE-2025-38575, CVE-2025-22064, CVE-2025-22033, CVE-2025-22041, CVE-2025-22090, CVE-2025-22036, CVE-2025-23138, CVE-2025-22047, CVE-2025-38240, CVE-2025-22066, CVE-2025-22042, CVE-2025-38152, CVE-2025-22055, CVE-2025-22081, CVE-2025-22045, CVE-2025-22053, CVE-2025-22075, CVE-2025-22027, CVE-2025-22025, CVE-2025-22097) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS linux-image-6.8.0-86-generic 6.8.0-86.87~22.04.1 linux-image-6.8.0-86-generic-64k 6.8.0-86.87~22.04.1 linux-image-generic-6.8 6.8.0-86.87~22.04.1 linux-image-generic-64k-6.8 6.8.0-86.87~22.04.1 linux-image-generic-64k-hwe-22.04 6.8.0-86.87~22.04.1 linux-image-generic-hwe-22.04 6.8.0-86.87~22.04.1 linux-image-oem-22.04 6.8.0-86.87~22.04.1 linux-image-oem-22.04a 6.8.0-86.87~22.04.1 linux-image-oem-22.04b 6.8.0-86.87~22.04.1 linux-image-oem-22.04c 6.8.0-86.87~22.04.1 linux-image-oem-22.04d 6.8.0-86.87~22.04.1 linux-image-virtual-6.8 6.8.0-86.87~22.04.1 linux-image-virtual-hwe-22.04 6.8.0-86.87~22.04.1 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), astandard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-7835-4 https://ubuntu.com/security/notices/USN-7835-3 https://ubuntu.com/security/notices/USN-7835-2 https://ubuntu.com/security/notices/USN-7835-1 CVE-2023-53034, CVE-2024-58092, CVE-2025-22018, CVE-2025-22019, CVE-2025-22020, CVE-2025-22021, CVE-2025-22025, CVE-2025-22027, CVE-2025-22028, CVE-2025-22033, CVE-2025-22035, CVE-2025-22036, CVE-2025-22038, CVE-2025-22039, CVE-2025-22040, CVE-2025-22041, CVE-2025-22042, CVE-2025-22044, CVE-2025-22045, CVE-2025-22047, CVE-2025-22050, CVE-2025-22053, CVE-2025-22054, CVE-2025-22055, CVE-2025-22056, CVE-2025-22057, CVE-2025-22058, CVE-2025-22060, CVE-2025-22062, CVE-2025-22063, CVE-2025-22064, CVE-2025-22065, CVE-2025-22066, CVE-2025-22068, CVE-2025-22070, CVE-2025-22071, CVE-2025-22072, CVE-2025-22073, CVE-2025-22075, CVE-2025-22079, CVE-2025-22080, CVE-2025-22081, CVE-2025-22083, CVE-2025-22086, CVE-2025-22089, CVE-2025-22090, CVE-2025-22095, CVE-2025-22097, CVE-2025-23136, CVE-2025-23138, CVE-2025-37937, CVE-2025-38152, CVE-2025-38240, CVE-2025-38575, CVE-2025-38637, CVE-2025-39682, CVE-2025-39728, CVE-2025-39735, CVE-2025-40114 Package Information: https://launchpad.net/ubuntu/+source/linux-hwe-6.8/6.8.0-86.87~22.04.1 . Several issues in the Linux kernel were patched in Ubuntu 22.04 for improved system integrity and security.. Linux kernel patch, Ubuntu security fix, kernel vulnerabilities, system integrity, HWE kernel. . Severity: Critical. LinuxSecurity.com Team
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