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Debian Dovecot High Severity Service Disruption Info Leak Flaw DLA-4617-1

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Debian 11 gsasl Critical DoS Threat Advisory DLA-4618-1 CVE-2026-48829

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SUSE MozillaThunderbird Important Memory Safety Fix Advisory 2026-2271-1

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SUSE Linux Micro 6.0 Ignition Key HTTP Transport Loop Patch 2026-21987-1

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SUSE Linux Micro 6.0 Important Libzypp Libsolv Security Update 2026-21988-1

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SUSE Google-Guest-Agent Important Security Update 2026-21989-1

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SUSE Linux Micro Important Salt Multi-Linux Manager Vuln 2026-21990-1

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SUSE Linux Micro Critical Ignition Patch CVE-2026-33814

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SUSE Linux Micro 6.1 Security Update for libzypp libsolv Key 2026-21992-1

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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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87
Ls Advisories Debian Esm H240
Price Tag 1security advisorydenial of serviceupdate

Debian LXD Critical Issues Denial of Service CVE-2026-40197 DSA-6247-1

Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in denial of service. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u6. For the stable distribution (trixie), these problems have been fixed in. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6247-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff May 04, 2026 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : lxd CVE ID : CVE-2026-40197 CVE-2026-40251 CVE-2026-41648 CVE-2026-41684 CVE-2026-41685 Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in denial of service. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u6. For the stable distribution (trixie), these problems have been fixed in version 5.0.2+git20231211.1364ae4-9+deb13u6. We recommend that you upgrade your lxd packages. For the detailed security status of lxd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/lxd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . Critical issues in LXD for Debian lead to denial of service. Updates fix vulnerabilities in bookworm and trixie.. Debian DSA-6247-1, LXD security, system container manager, denial of service, security patch. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 May 04, 2026 •Critical Debian
87
Ls Advisories Debian Esm H240
Price Tag 1security advisorydebianprivilege escalation

Debian DSA-6188-1 LXD Important Privilege Escalation Risk Fix

Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in privilege escalation or the execution of arbitrary commands. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u4.. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6188-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff March 31, 2026 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : lxd CVE ID : CVE-2026-28384 CVE-2026-33542 CVE-2026-33897 Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in privilege escalation or the execution of arbitrary commands. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u4. For the stable distribution (trixie), these problems have been fixed in version 5.0.2+git20231211.1364ae4-9+deb13u4. We recommend that you upgrade your lxd packages. For the detailed security status of lxd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lxd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . Multiple security issues in LXD fixed in Debian updates can prevent privilege escalation and command execution risks.. Debian, LXD, privilege escalation, security update. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Mar 31, 2026 •Important Debian
Banner 3 1028x280 1708121785 1771599793
87
Ls Advisories Debian Esm H240
Price Tag 1security advisorydebianarbitrary command execution

Debian Bookworm LXD Important Arbitrary Command Execution DSA-6153-1

Two security issues were discovered in LXD, a system container and virtual machine manager, which could result the in execution of arbitrary commands via malformed images. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u3.. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6153-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff March 01, 2026 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : lxd CVE ID : CVE-2026-23953 CVE-2026-23954 Two security issues were discovered in LXD, a system container and virtual machine manager, which could result the in execution of arbitrary commands via malformed images. For the oldstable distribution (bookworm), these problems have been fixed in version 5.0.2-5+deb12u3. For the stable distribution (trixie), these problems have been fixed in version 5.0.2+git20231211.1364ae4-9+deb13u3. We recommend that you upgrade your lxd packages. For the detailed security status of lxd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lxd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . Two security issues in LXD allow arbitrary command execution via malicious images. Upgrade recommended.. LXD security issues, Debian updates, command execution risk, LXD advisory. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Mar 01, 2026 •Critical Debian
87
Ls Advisories Debian Esm H240
Price Tag 1security advisorylocal privilege escalationdebian

Debian DSA-6057-1 LXD Important Local Privilege Escalation CVE-2025-64507

It was discovered that LXD, a system container and virtual machine manager, is prone to a local privilege escalation vulnerability if unprivileged users are allowed to access LXD through lxd-user. . - ------------------------------------------------------------------------- Debian Security Advisory DSA-6057-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Salvatore Bonaccorso November 13, 2025 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : lxd CVE ID : CVE-2025-64507 It was discovered that LXD, a system container and virtual machine manager, is prone to a local privilege escalation vulnerability if unprivileged users are allowed to access LXD through lxd-user. For the oldstable distribution (bookworm), this problem has been fixed in version 5.0.2-5+deb12u2. We recommend that you upgrade your lxd packages. For the detailed security status of lxd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lxd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . LXD contains a security flaw allowing local privilege escalation for unprivileged users; upgrade recommended.. local privilege escalation, lxd upgrade, debian security, system container vulnerability, DSA-6057-1. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Nov 13, 2025 •Important Debian
Banner 3 1028x280 1708121785 1771599793
202
Ls Advisories Opensuse Esm H240
Price Tag 1security advisorymoderatesecurity update

openSUSE Tumbleweed Security Advisory: 2024:14564-1 for lxd-5.21.1-2.1

An update that solves one vulnerability can now be installed.. # lxd-5.21.1-2.1 on GA media Announcement ID: openSUSE-SU-2024:14564-1 Rating: moderate Cross-References: * CVE-2023-46565 CVSS scores: * CVE-2023-46565 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Affected Products: * openSUSE Tumbleweed An update that solves one vulnerability can now be installed. ## Description: These are all security issues fixed in the lxd-5.21.1-2.1 package on the GA media of openSUSE Tumbleweed. ## Package List: * openSUSE Tumbleweed: * lxd 5.21.1-2.1 * lxd-bash-completion 5.21.1-2.1 ## References: * https://www.suse.com/security/cve/CVE-2023-46565.html . OpenSUSE Notification for lxd-5.21.1-2.1 concerning a significant security vulnerability and essential update information.. openSUSE, lxd-5, moderate severity, security update, advisory. . LinuxSecurity.com Team

Calendar 2 Dec 10, 2024 OpenSUSE
172
Ls Advisories Ubuntu Esm H240
Price Tag 1security advisoryremote attackubuntu

Ubuntu 18.04 & 16.04 USN-6738-1 Moderate: LXD Integrity Bypass

LXD could be made to bypass integrity checks if it received specially crafted input.. ========================================================================== Ubuntu Security Notice USN-6738-1 April 22, 2024 lxd vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) Summary: LXD could be made to bypass integrity checks if it received specially crafted input. Software Description: - lxd: Container hypervisor based on LXC Details: Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that LXD incorrectly handled the handshake phase and the use of sequence numbers in SSH Binary Packet Protocol (BPP). If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to bypass integrity checks. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS (Available with Ubuntu Pro): lxd 3.0.3-0ubuntu1~18.04.2+esm1 lxd-client 3.0.3-0ubuntu1~18.04.2+esm1 lxd-tools 3.0.3-0ubuntu1~18.04.2+esm1 Ubuntu 16.04 LTS (Available with Ubuntu Pro): golang-github-lxc-lxd-dev 2.0.11-0ubuntu1~16.04.4+esm1 lxc2 2.0.11-0ubuntu1~16.04.4+esm1 lxd 2.0.11-0ubuntu1~16.04.4+esm1 lxd-client 2.0.11-0ubuntu1~16.04.4+esm1 lxd-tools 2.0.11-0ubuntu1~16.04.4+esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6738-1 CVE-2023-48795 . Critical flaw detected in LXD affects Ubuntu 16.04 and 18.04 LTS; please prioritize your updates now.. LXD Security Advisory,Ubuntu Integrity Bypass, Remote Attack Patch. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Apr 22, 2024 •Important Ubuntu
Banner 3 1028x280 1708121785 1771599793
172
Ls Advisories Ubuntu Esm H240
Price Tag 1security advisoryaccess controlubuntu

Ubuntu 16.04 LXD Access Issues: USN-2988-1 Moderate Security Advisory

Several security issues were fixed in LXD.. =========================================================================Ubuntu Security Notice USN-2988-1 May 31, 2016 lxd vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS - Ubuntu 15.10 Summary: Several security issues were fixed in LXD. Software Description: - lxd: Container hypervisor based on LXC Details: Robie Basak discovered that LXD incorrectly set permissions when setting up a loop based ZFS pool. A local attacker could use this issue to copy and read the data of any LXD container. (CVE-2016-1581) Robie Basak discovered that LXD incorrectly set permissions when switching an unprivileged container into privileged mode. A local attacker could use this issue to access any world readable path in the container directory, including setuid binaries. (CVE-2016-1582) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS: lxd 2.0.2-0ubuntu1~16.04.1 Ubuntu 15.10: lxd 0.20-0ubuntu4.2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-2988-1 CVE-2016-1581, CVE-2016-1582 Package Information: https://launchpad.net/ubuntu/+source/lxd/2.0.2-0ubuntu1~16.04.1 https://launchpad.net/ubuntu/+source/lxd/0.20-0ubuntu4.2 . Multiple vulnerabilities addressed in LXD. Review Ubuntu patches to safeguard your systems immediately.. Access Control, LXD Security Update, Ubuntu Allocations. . LinuxSecurity.com Team

Calendar 2 May 31, 2016 Ubuntu
172
Ls Advisories Ubuntu Esm H240
Price Tag 1security advisoryprivilege escalationubuntu

Ubuntu 15.10 USN-2809-1 Moderate: LXD Privilege Escalation

LXD could be made to run programs as an administrator.. =========================================================================Ubuntu Security Notice USN-2809-1 November 12, 2015 lxd vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 15.10 Summary: LXD could be made to run programs as an administrator. Software Description: - lxd: Container hypervisor based on LXC Details: Jeroen Simonetti discovered that LXD incorrectly set socket permissions. A local attacker could use this issue to escalate privileges. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 15.10: lxd 0.20-0ubuntu4.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-2809-1 https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1515689 Package Information: https://launchpad.net/ubuntu/+source/lxd/0.20-0ubuntu4.1 . LXD security flaw in Ubuntu 15.10 permits local adversaries to gain elevated privileges through improperly set socket permissions.. LXD Privilege Escalation, Ubuntu Upgrade, Security Notice. . LinuxSecurity.com Team

Calendar 2 Nov 12, 2015 Ubuntu
Banner 3 1028x280 1708121785 1771599793
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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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