Expired Pointer Dereference The advisory has been revoked - it doesn't affect any version of package gnome-shell-extension-horizontal-workspaces (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS8-GNOMESHELLEXTENSIONHORIZONTALWORKSPACES-2100982
- published26 Jul 2021
- disclosed30 Nov 2020
Introduced: 30 Nov 2020
CVE-2020-13543 (opens in a new tab)Amendment
The Centos security team deemed this advisory irrelevant for Centos:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream gnome-shell-extension-horizontal-workspaces package and not the gnome-shell-extension-horizontal-workspaces package as distributed by Centos.
A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code execution. An attacker can get a user to visit a webpage to trigger this vulnerability.