Out-of-bounds Read Affecting rpm-32bit package, versions <4.14.3-37.2


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.64% (76th percentile)

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  • Snyk IDSNYK-SLES153-RPM32BIT-2668548
  • published14 Apr 2022
  • disclosed12 Aug 2021

Introduced: 12 Aug 2021

CVE-2021-20266  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 rpm-32bit to version 4.14.3-37.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rpm-32bit package and not the rpm-32bit package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.

CVSS Base Scores

version 3.1