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SUSE Linux Enterprise 12-SP3 Advisory: 2022:3263-1 Important Kernel Fixes

suse
Calendar Grey September 14, 2022
Dist Suse Esm H88
SUSE has released a critical security patch for its Linux Kernel addressing various vulnerabilities and errors. This update is crucial for maintaining system integrity.
An update that solves 11 vulnerabilities and has three fixes is now available

Summary

The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where a device driver can free a page while it still has stale TLB entries (bnc#1203107). - CVE-2022-36879: Fixed an issue in xfrm_expand_policies in net/xfrm/xfrm_policy.c where a refcount could be dropped twice (bnc#1201948). - CVE-2022-3028: Fixed race condition that was found in the IP framework for transforming packets (XFRM subsystem) (bnc#1202898). - CVE-2022-2991: Fixed an heap-based overflow in the lightnvm implemenation (bsc#1201420). - CVE-2022-26373: Fixed non-transparent sharing of return predictor targets between contexts in some Intel Processors (bnc#1201726).

Topics%20covered

Topics Covered

security advisory important bug fixes SUSE Linux kernel issues

References

#1133374 #1191881 #1196616 #1201420 #1201726

#1201948 #1202096 #1202346 #1202347 #1202393

#1202897 #1202898 #1203098 #1203107

Cross- CVE-2019-3900 CVE-2020-36516 CVE-2022-20368

CVE-2022-20369 CVE-2022-21385 CVE-2022-2588

CVE-2022-26373 CVE-2022-2991 CVE-2022-3028

CVE-2022-36879 CVE-2022-39188

CVSS scores:

CVE-2019-3900 (NVD) : 7.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

CVE-2019-3900 (SUSE): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-36516 (NVD) : 5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L

CVE-2020-36516 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

CVE-2022-20368 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-20368 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:3263-1
Rating: important

Topics%20covered

Topics Covered

security advisory important bug fixes SUSE Linux kernel issues

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