Use After Free Affecting kernel-livepatch-4_12_14-150100_197_160-default package, versions <1-150100.3.3.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.18% (7th percentile)

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  • Snyk IDSNYK-SLES151-KERNELLIVEPATCH41214150100197160DEFAULT-6044215
  • 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-livepatch-4_12_14-150100_197_160-default to version 1-150100.3.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-4_12_14-150100_197_160-default package and not the kernel-livepatch-4_12_14-150100_197_160-default 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