Use After Free Affecting kernel-64kb package, versions <5.3.18-150300.59.141.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-SLES153-KERNEL64KB-6044165
  • published3 Nov 2023
  • disclosed2 Nov 2023

Introduced: 2 Nov 2023

CVE-2023-3111  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade SLES:15.3 kernel-64kb to version 5.3.18-150300.59.141.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64kb package and not the kernel-64kb package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

A use after free vulnerability was found in prepare_to_relocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfs_ioctl_balance() before calling btrfs_ioctl_defrag().

CVSS Scores

version 3.1