Use After Free Affecting kernel-default-livepatch-devel package, versions <4.12.14-150100.197.160.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.18% (8th percentile)

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  • Snyk IDSNYK-SLES151-KERNELDEFAULTLIVEPATCHDEVEL-6044170
  • published3 Nov 2023
  • disclosed2 Nov 2023

Introduced: 2 Nov 2023

CVE-2023-1859  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 kernel-default-livepatch-devel to version 4.12.14-150100.197.160.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-livepatch-devel package and not the kernel-default-livepatch-devel package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

A use-after-free flaw was found in xen_9pfs_front_removet in net/9p/trans_xen.c in Xen transport for 9pfs in the Linux Kernel. This flaw could allow a local attacker to crash the system due to a race problem, possibly leading to a kernel information leak.

CVSS Base Scores

version 3.1