Out-of-bounds Read Affecting rpm-build-libs package, versions *
Snyk CVSS
Attack Complexity
High
Threat Intelligence
EPSS
0.17% (54th
percentile)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-CENTOS7-RPMBUILDLIBS-2015889
- published 26 Jul 2021
- disclosed 11 Mar 2021
Introduced: 11 Mar 2021
CVE-2021-20266 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7
rpm-build-libs
.
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:7
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.
References
- https://access.redhat.com/security/cve/CVE-2021-20266
- https://bugzilla.redhat.com/show_bug.cgi?id=1927741
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
- https://access.redhat.com/errata/RHSA-2021:4489
- https://security.gentoo.org/glsa/202107-43
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/