Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP4)
Announcement ID: | SUSE-SU-2023:3675-1 |
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Rating: | important |
References: | |
Cross-References: | |
CVSS scores: |
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Affected Products: |
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An update that solves five vulnerabilities can now be installed.
Description:
This update for the Linux Kernel 5.14.21-150400_15_28 fixes several issues.
The following security issues were fixed:
- CVE-2023-32233: Fixed a use-after-free in Netfilter nf_tables when processing batch requests (bsc#1211187).
- CVE-2023-2156: Fixed a flaw in the networking subsystem within the handling of the RPL protocol (bsc#1211395).
- CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder that could allow a local attacker to escalate their privilege (bsc#1213063).
- CVE-2023-1077: Fixed a type confusion in pick_next_rt_entity(), that could cause memory corruption (bsc#1208839).
- CVE-2023-3090: Fixed a heap out-of-bounds write in the ipvlan network driver (bsc#1212849).
Patch Instructions:
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
-
SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-3675=1
Package List:
-
SUSE Linux Enterprise Live Patching 15-SP4 (x86_64)
- kernel-livepatch-SLE15-SP4-RT_Update_7-debugsource-5-150400.2.1
- kernel-livepatch-5_14_21-150400_15_28-rt-5-150400.2.1
References:
- https://www.suse.com/security/cve/CVE-2023-1077.html
- https://www.suse.com/security/cve/CVE-2023-2156.html
- https://www.suse.com/security/cve/CVE-2023-3090.html
- https://www.suse.com/security/cve/CVE-2023-32233.html
- https://www.suse.com/security/cve/CVE-2023-35001.html
- https://bugzilla.suse.com/show_bug.cgi?id=1208839
- https://bugzilla.suse.com/show_bug.cgi?id=1211187
- https://bugzilla.suse.com/show_bug.cgi?id=1211395
- https://bugzilla.suse.com/show_bug.cgi?id=1212849
- https://bugzilla.suse.com/show_bug.cgi?id=1213063