Security update for the Linux Kernel (Live Patch 22 for SLE 12 SP4)
Announcement ID: | SUSE-SU-2021:2695-1 |
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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 two vulnerabilities can now be installed.
Description:
This update for the Linux Kernel 4.12.14-95_80 fixes several issues.
The following security issues were fixed:
- CVE-2021-22543: Fixed an issue with KVM, related to the handling of VM_IO|VM_PFNMAP vmas, which allowed users with the ability to start and control a VM to read/write random pages of memory and could result in local privilege escalation (bsc#1186482).
- CVE-2021-37576: On the powerpc platform KVM guest OS users could cause host OS memory corruption via rtas_args.nargs (bsc#1188838).
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 12-SP4
zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-2749=1
-
SUSE Linux Enterprise Live Patching 12-SP5
zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-2735=1
-
SUSE Linux Enterprise Live Patching 15
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2021-2726=1
-
SUSE Linux Enterprise Live Patching 15-SP1
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-2706=1
-
SUSE Linux Enterprise Live Patching 15-SP2
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-2695=1
Package List:
-
SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64)
- kgraft-patch-4_12_14-95_80-default-2-2.1
-
SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
- kgraft-patch-4_12_14-122_80-default-2-2.1
-
SUSE Linux Enterprise Live Patching 15 (ppc64le x86_64)
- kernel-livepatch-4_12_14-150_75-default-2-2.1
- kernel-livepatch-4_12_14-150_75-default-debuginfo-2-2.1
-
SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
- kernel-livepatch-4_12_14-197_99-default-2-2.1
-
SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
- kernel-livepatch-SLE15-SP2_Update_17-debugsource-2-2.1
- kernel-livepatch-5_3_18-24_75-default-2-2.1
- kernel-livepatch-5_3_18-24_75-default-debuginfo-2-2.1