SUSE: 2024:0478-1 important: the Linux Kernel
Summary
## The SUSE Linux Enterprise 15 SP2 LTSS kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219434). * CVE-2024-0775: Fixed use-after-free in __ext4_remount in fs/ext4/super.c that could allow a local user to cause an information leak problem while freeing the old quota file names before a potential failure (bsc#1219053). * CVE-2024-0565: Fixed an out-of-bounds memory read flaw in receive_encrypted_standard in fs/smb/client/smb2ops.c (bsc#1218832). * CVE-2023-6915: Fixed a NULL pointer dereference problem in ida_free in lib/idr.c (bsc#1218804). * CVE-2023-6536: Fixed a NULL pointer dereference in __nvmet_req_complete (bsc#1217989). * CVE-2023-6535: Fixed a NULL pointer dereference in nvmet_tcp_execute_request (bsc#1217988). * CVE-2023-6356: Fixed a NULL pointer dereference in nvmet_tcp_build_pdu_iovec (bsc#1217987). * CVE-2023-6040: Fixed an out-of-bounds access vulnerability while creating a new netfilter table, lack of a safeguard against invalid nf_tables family (pf) values within `nf_tables_newtable` function (bsc#1218752). * CVE-2023-51782: Fixed use-after-free in rose_ioctl in net/rose/af_rose.c because of a rose_accept race condition (bsc#1218757). * CVE-2023-51780: Fixed a use-after-free in do_vcc_ioctl in net/atm/ioctl.c, because of a vcc_recvmsg race condition (bsc#1218730). * CVE-2023-51043: Fixed use-after-free during a race condition between a nonblocking atomic commit and a driver unload in drivers/gpu/drm/drm_atomic.c (bsc#1219120). * CVE-2023-4921: Fixed a use-after-free vulnerability in the QFQ network scheduler which could be exploited to achieve local privilege escalation (bsc#1215275). * CVE-2023-47233: Fixed a use-after-free in the device unplugging (disconnect the USB by hotplug) code inside the brcm80211 component (bsc#1216702). * CVE-2023-46838: Fixed an issue with Xen netback processing of zero-length transmit fragment (bsc#1218836). * CVE-2021-33631: Fixed an integer overflow in ext4_write_inline_data_end() (bsc#1219412). The following non-security bugs were fixed: * build: Limit kernel-source build to architectures for which the kernel binary is built (bsc#1108281). * docs: Store the old kernel changelog entries in kernel-docs package (bsc#1218713) * mkspec: Include constraints for both multibuild and plain package always * rpm/kernel-docs.spec.in: fix build with 6.8 Since upstream commit f061c9f7d058 * rpm/kernel-source.rpmlintrc: add action-ebpf Upstream commit a79d8ba734bd * rpm/mkspec: use kernel-source: prefix for constraints on multibuild Otherwise the constraints are not applied with multibuild enabled. * x86/entry/ia32: Ensure s32 is sign extended to s64 (bsc#1193285).
References
* bsc#1108281
* bsc#1193285
* bsc#1215275
* bsc#1216702
* bsc#1217987
* bsc#1217988
* bsc#1217989
* bsc#1218713
* bsc#1218730
* bsc#1218752
* bsc#1218757
* bsc#1218768
* bsc#1218804
* bsc#1218832
* bsc#1218836
* bsc#1219053
* bsc#1219120
* bsc#1219412
* bsc#1219434
Cross-
* CVE-2021-33631
* CVE-2023-46838
* CVE-2023-47233
* CVE-2023-4921
* CVE-2023-51043
* CVE-2023-51780
* CVE-2023-51782
* CVE-2023-6040
* CVE-2023-6356
* CVE-2023-6535
* CVE-2023-6536
* CVE-2023-6915
* CVE-2024-0565
* CVE-2024-0775
* CVE-2024-1086
CVSS scores:
* CVE-2021-33631 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-33631 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-46838 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-46838 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-47233 ( SUSE ): 4.3 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-47233 ( NVD ): 4.3 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-4921 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-4921 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51043 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51043 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51780 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51780 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51782 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-51782 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-6040 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
* CVE-2023-6040 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-6356 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-6535 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-6536 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-6915 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-6915 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2024-0565 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2024-0565 ( NVD ): 7.4 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
* CVE-2024-0775 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
* CVE-2024-0775 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2024-1086 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2024-1086 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
* SUSE Linux Enterprise High Availability Extension 15 SP2
* SUSE Linux Enterprise High Performance Computing 15 SP2
* SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
* SUSE Linux Enterprise Live Patching 15-SP2
* SUSE Linux Enterprise Server 15 SP2
* SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
* SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
* SUSE Linux Enterprise Server for SAP Applications 15 SP2
* SUSE Manager Proxy 4.1
* SUSE Manager Retail Branch Server 4.1
* SUSE Manager Server 4.1
An update that solves 15 vulnerabilities and has four security fixes can now be
installed.
##
* https://www.suse.com/security/cve/CVE-2021-33631.html
* https://www.suse.com/security/cve/CVE-2023-46838.html
* https://www.suse.com/security/cve/CVE-2023-47233.html
* https://www.suse.com/security/cve/CVE-2023-4921.html
* https://www.suse.com/security/cve/CVE-2023-51043.html
* https://www.suse.com/security/cve/CVE-2023-51780.html
* https://www.suse.com/security/cve/CVE-2023-51782.html
* https://www.suse.com/security/cve/CVE-2023-6040.html
* https://www.suse.com/security/cve/CVE-2023-6356.html
* https://www.suse.com/security/cve/CVE-2023-6535.html
* https://www.suse.com/security/cve/CVE-2023-6536.html
* https://www.suse.com/security/cve/CVE-2023-6915.html
* https://www.suse.com/security/cve/CVE-2024-0565.html
* https://www.suse.com/security/cve/CVE-2024-0775.html
* https://www.suse.com/security/cve/CVE-2024-1086.html
* https://bugzilla.suse.com/show_bug.cgi?id=1108281
* https://bugzilla.suse.com/show_bug.cgi?id=1193285
* https://bugzilla.suse.com/show_bug.cgi?id=1215275
* https://bugzilla.suse.com/show_bug.cgi?id=1216702
* https://bugzilla.suse.com/show_bug.cgi?id=1217987
* https://bugzilla.suse.com/show_bug.cgi?id=1217988
* https://bugzilla.suse.com/show_bug.cgi?id=1217989
* https://bugzilla.suse.com/show_bug.cgi?id=1218713
* https://bugzilla.suse.com/show_bug.cgi?id=1218730
* https://bugzilla.suse.com/show_bug.cgi?id=1218752
* https://bugzilla.suse.com/show_bug.cgi?id=1218757
* https://bugzilla.suse.com/show_bug.cgi?id=1218768
* https://bugzilla.suse.com/show_bug.cgi?id=1218804
* https://bugzilla.suse.com/show_bug.cgi?id=1218832
* https://bugzilla.suse.com/show_bug.cgi?id=1218836
* https://bugzilla.suse.com/show_bug.cgi?id=1219053
* https://bugzilla.suse.com/show_bug.cgi?id=1219120
* https://bugzilla.suse.com/show_bug.cgi?id=1219412
* https://bugzilla.suse.com/show_bug.cgi?id=1219434
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