CVE-2024-43820 Affecting reiserfs-kmp-default package, versions <6.4.0-150600.23.47.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.08% (21st percentile)

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  • Snyk IDSNYK-SLES156-REISERFSKMPDEFAULT-9680603
  • published10 Apr 2025
  • disclosed9 Apr 2025

Introduced: 9 Apr 2025

NewCVE-2024-43820  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 reiserfs-kmp-default to version 6.4.0-150600.23.47.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream reiserfs-kmp-default package and not the reiserfs-kmp-default package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

dm-raid: Fix WARN_ON_ONCE check for sync_thread in raid_resume

rm-raid devices will occasionally trigger the following warning when being resumed after a table load because DM_RECOVERY_RUNNING is set:

WARNING: CPU: 7 PID: 5660 at drivers/md/dm-raid.c:4105 raid_resume+0xee/0x100 [dm_raid]

The failing check is: WARN_ON_ONCE(test_bit(MD_RECOVERY_RUNNING, &mddev->recovery));

This check is designed to make sure that the sync thread isn't registered, but md_check_recovery can set MD_RECOVERY_RUNNING without the sync_thread ever getting registered. Instead of checking if MD_RECOVERY_RUNNING is set, check if sync_thread is non-NULL.

CVSS Base Scores

version 3.1