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Out-of-bounds Read Affecting rpm-build-libs package, versions <0:4.14.3-19.el8

0.0
low

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    EPSS 0.17% (54th percentile)
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NVD
4.9 medium
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SUSE
3.1 low
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Red Hat
3.1 low

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  • Snyk ID SNYK-CENTOS8-RPMBUILDLIBS-2147149
  • published 26 Jul 2021
  • disclosed 11 Mar 2021
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Introduced: 11 Mar 2021

CVE-2021-20266 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade Centos:8 rpm-build-libs to version 0:4.14.3-19.el8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rpm-build-libs package and not the rpm-build-libs package as distributed by Centos. See How to fix? for Centos:8 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.