NULL Pointer Dereference Affecting kernel-livepatch-5_14_21-150400_24_92-default package, versions <1-150400.9.3.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-SLES154-KERNELLIVEPATCH514211504002492DEFAULT-5965459
  • published14 Oct 2023
  • disclosed13 Oct 2023

Introduced: 13 Oct 2023

CVE-2023-2177  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-livepatch-5_14_21-150400_24_92-default to version 1-150400.9.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_14_21-150400_24_92-default package and not the kernel-livepatch-5_14_21-150400_24_92-default package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

A null pointer dereference issue was found in the sctp network protocol in net/sctp/stream_sched.c in Linux Kernel. If stream_in allocation is failed, stream_out is freed which would further be accessed. A local user could use this flaw to crash the system or potentially cause a denial of service.

CVSS Scores

version 3.1