Use After Free Affecting linux-5.10 package, versions <5.10.197-1~deb10u1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-DEBIAN10-LINUX510-6010551
  • published6 Jun 2023
  • disclosed5 Jun 2023

Introduced: 5 Jun 2023

CVE-2023-3111  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:10 linux-5.10 to version 5.10.197-1~deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-5.10 package and not the linux-5.10 package as distributed by Debian. See How to fix? for Debian:10 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