Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)
Announcement ID: | SUSE-SU-2023:1649-1 |
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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 three vulnerabilities can now be installed.
Description:
This update for the Linux Kernel 5.14.21-150400_24_18 fixes several issues.
The following security issues were fixed:
- CVE-2023-26545: Fixed double free in net/mpls/af_mpls.c upon an allocation failure (bsc#1208700).
- CVE-2023-1078: Fixed a heap out-of-bounds write in rds_rm_zerocopy_callback (bsc#1208838).
- CVE-2023-0266: Fixed a use-after-free vulnerability inside the ALSA PCM package. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 was missing locks that could have been used in a use-after-free that could have resulted in a priviledge escalation to gain ring0 access from the system user (bsc#1207190).
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-SP4-2023-1649=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-1655=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-1650=1
Package List:
-
SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
- kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-8-150400.2.3
- kernel-livepatch-SLE15-SP4_Update_2-debugsource-9-150400.2.3
- kernel-livepatch-5_14_21-150400_24_33-default-5-150400.2.3
- kernel-livepatch-SLE15-SP4_Update_3-debugsource-8-150400.2.3
- kernel-livepatch-SLE15-SP4_Update_5-debugsource-5-150400.2.3
- kernel-livepatch-5_14_21-150400_24_18-default-debuginfo-9-150400.2.3
- kernel-livepatch-5_14_21-150400_24_33-default-debuginfo-5-150400.2.3
- kernel-livepatch-5_14_21-150400_24_21-default-8-150400.2.3
- kernel-livepatch-5_14_21-150400_24_18-default-9-150400.2.3
References:
- https://www.suse.com/security/cve/CVE-2023-0266.html
- https://www.suse.com/security/cve/CVE-2023-1078.html
- https://www.suse.com/security/cve/CVE-2023-26545.html
- https://bugzilla.suse.com/show_bug.cgi?id=1207190
- https://bugzilla.suse.com/show_bug.cgi?id=1208838
- https://bugzilla.suse.com/show_bug.cgi?id=1208909