Use After Free Affecting webkitgtk4-plugin-process-gtk2 package, versions *
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Test your applications- Snyk ID SNYK-RHEL7-WEBKITGTK4PLUGINPROCESSGTK2-1577587
- published 1 Sep 2021
- disclosed 28 Jul 2021
Introduced: 28 Jul 2021
CVE-2021-21775 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:7 webkitgtk4-plugin-process-gtk2.
NVD Description
Note: Versions mentioned in the description apply only to the upstream webkitgtk4-plugin-process-gtk2 package and not the webkitgtk4-plugin-process-gtk2 package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.
References
- https://access.redhat.com/security/cve/CVE-2021-21775
- https://www.debian.org/security/2021/dsa-4945
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1229
- http://www.openwall.com/lists/oss-security/2021/07/23/1
- https://access.redhat.com/errata/RHSA-2021:4381
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/