Out-of-bounds Read Affecting rpm package, versions <4.16.1.2+dfsg1-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-DEBIAN11-RPM-1085616
  • published13 Mar 2021
  • disclosed30 Apr 2021

Introduced: 13 Mar 2021

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

How to fix?

Upgrade Debian:11 rpm to version 4.16.1.2+dfsg1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rpm package and not the rpm package as distributed by Debian. See How to fix? for Debian:11 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 Scores

version 3.1