Use After Free Affecting containers-common package, versions *
Threat Intelligence
EPSS
1.17% (86th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-CONTAINERSCOMMON-1959805
- published 26 Jul 2021
- disclosed 16 Jan 2020
Introduced: 16 Jan 2020
CVE-2020-8945 Open this link in a new tabHow to fix?
There is no fixed version for Centos:8 containers-common.
NVD Description
Note: Versions mentioned in the description apply only to the upstream containers-common package and not the containers-common package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.
References
- https://access.redhat.com/security/cve/CVE-2020-8945
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H6P6SSNKN4H6GSEVROHBDXA64PX7EOED/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KDBT77KV3U7BESJX3P4S4MPVDGRTAQA2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WXV7NZELYWRRCXATXU3FYD3G3WJT3WYM/
- https://bugzilla.redhat.com/show_bug.cgi?id=1795838
- https://github.com/containers/image/commit/4c7a23f82ef09127b0ff28366d1cf31316dd6cc1
- https://github.com/proglottis/gpgme/compare/v0.1.0...v0.1.1
- https://github.com/proglottis/gpgme/pull/23
- https://access.redhat.com/errata/RHSA-2020:0679
- https://access.redhat.com/errata/RHSA-2020:0689
- https://access.redhat.com/errata/RHSA-2020:0697
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6P6SSNKN4H6GSEVROHBDXA64PX7EOED/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDBT77KV3U7BESJX3P4S4MPVDGRTAQA2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXV7NZELYWRRCXATXU3FYD3G3WJT3WYM/
CVSS Scores
version 3.1