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SUSE-SU-2023:2690-1 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceSUSE-SU-2023:2690-1

SUSE-SU-2023:2690-1

HIGH7.5

Security update for the Linux Kernel (Live Patch 33 for SLE 12 SP4)

Published Jun 28, 2023

Modified 2 years ago

Fix available

Details

Description of the patch:

This update for the Linux Kernel 4.12.14-95_117 fixes several issues.

The following security issues were fixed:

CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989).
CVE-2023-1390: Fixed remote DoS vulnerability in tipc_link_xmit() (bsc#1210779).

Affected Packages

kgraft-patch-4_12_14-95_117-default

SUSE Linux Enterprise Live Patching 12 SP4

Fixed in:

5-2.2

References

https://bugzilla.suse.com/1210779

https://bugzilla.suse.com/1210989

https://lists.suse.com/pipermail/sle-security-updates/2023-June/015353.html

https://www.suse.com/security/cve/CVE-2023-1390/

https://www.suse.com/security/cve/CVE-2023-31436/

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

https://www.suse.com/support/update/announcement/2023/suse-su-20232690-1/

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Upstream

CVE-2023-1390 CVE-2023-31436

Ecosystems

SUSE Linux Enterprise Live Patching 12 SP4

Timeline

PublishedJun 28, 2023

ModifiedJun 28, 2023