CVE-2022-49957 Affecting reiserfs-kmp-default package, versions <5.14.21-150400.24.170.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (9th percentile)

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  • Snyk IDSNYK-SLES154-REISERFSKMPDEFAULT-11175208
  • published29 Jul 2025
  • disclosed28 Jul 2025

Introduced: 28 Jul 2025

NewCVE-2022-49957  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 reiserfs-kmp-default to version 5.14.21-150400.24.170.2 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:15.4 relevant fixed versions and status.

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

kcm: fix strp_init() order and cleanup

strp_init() is called just a few lines above this csk->sk_user_data check, it also initializes strp->work etc., therefore, it is unnecessary to call strp_done() to cancel the freshly initialized work.

And if sk_user_data is already used by KCM, psock->strp should not be touched, particularly strp->work state, so we need to move strp_init() after the csk->sk_user_data check.

This also makes a lockdep warning reported by syzbot go away.

CVSS Base Scores

version 3.1