Out-of-Bounds Affecting kernel-uek-devel package, versions <0:4.1.12-124.62.3.el7uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2807458
  • published4 May 2022
  • disclosed25 Mar 2022

Introduced: 25 Mar 2022

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

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:4.1.12-124.62.3.el7uek or higher.
This issue was patched in ELSA-2022-9348.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-devel package and not the kernel-uek-devel package as distributed by Oracle. See How to fix? for Oracle:7 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