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SUSE-SU-2022:3406-1 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceSUSE-SU-2022:3406-1

SUSE-SU-2022:3406-1

HIGH7.0

Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)

Published Sep 26, 2022

Modified 3 years ago

Fix available

Details

Description of the patch:

This update for the Linux Kernel 5.14.21-150400_24_18 fixes one issue.

The following security issue was fixed:

CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116).

Affected Packages

kernel-livepatch-4_12_14-150000_150_95-default

SUSE Linux Enterprise Live Patching 15

Fixed in:

3-150000.2.2

kernel-livepatch-5_14_21-150400_24_18-default

SUSE Linux Enterprise Live Patching 15 SP4

Fixed in:

3-150400.2.2

References

ADVISORY

https://bugzilla.suse.com/1203116

ADVISORY

https://lists.suse.com/pipermail/sle-security-updates/2022-September/012388.html

ADVISORY

https://www.suse.com/security/cve/CVE-2022-39188/

WEB

https://www.suse.com/support/security/rating/

ADVISORY

https://www.suse.com/support/update/announcement/2022/suse-su-20223406-1/

CVSS Analysis

CVSS v3.1

7.0

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.0/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Upstream

CVE-2022-39188

Ecosystems

SUSE Linux Enterprise Live Patching 15 SUSE Linux Enterprise Live Patching 15 SP4

Timeline

PublishedSep 26, 2022

ModifiedSep 26, 2022