Race Condition Affecting release-notes-sle_rt package, versions <15.3.20220422-150300.3.3.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.22% (12th percentile)

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  • Snyk IDSNYK-SLES153-RELEASENOTESSLERT-2825749
  • published17 May 2022
  • disclosed16 May 2022

Introduced: 16 May 2022

CVE-2021-20321  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 release-notes-sle_rt to version 15.3.20220422-150300.3.3.2 or higher.

NVD Description

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

A race condition accessing file object in the Linux kernel OverlayFS subsystem was found in the way users do rename in specific way with OverlayFS. A local user could use this flaw to crash the system.

CVSS Base Scores

version 3.1