CVE-2021-21775
HIGH8.0EPSS 0.67%webkit2gtk - security update
Published: 7/7/2021Modified: 4/28/2026
Description
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.
Affected packages (3)
- Debian/webkit2gtkfrom 0, < 2.32.3-1
- Debian/webkit2gtkfrom 0, < 2.32.3-1~deb10u1
- Debian/wpewebkitfrom 0, < 2.32.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |