Out-of-Bounds Affecting kernel-obs-build package, versions <5.3.18-150200.24.120.1


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-SLES152-KERNELOBSBUILD-6048274
  • published6 Nov 2023
  • disclosed21 Jul 2022

Introduced: 21 Jul 2022

CVE-2021-4157  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 kernel-obs-build to version 5.3.18-150200.24.120.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-obs-build package and not the kernel-obs-build package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.

CVSS Scores

version 3.1