| Name | CVE-2021-21806 |
| Description | An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim needs to visit a malicious web site to trigger the vulnerability. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4877-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| webkit2gtk (PTS) | bullseye | 2.44.2-1~deb11u1 | fixed |
| bullseye (security) | 2.48.5-1~deb11u1 | fixed | |
| bookworm | 2.48.5-1~deb12u1 | fixed | |
| bookworm (security) | 2.50.1-1~deb12u1 | fixed | |
| trixie | 2.48.5-1~deb13u1 | fixed | |
| trixie (security) | 2.50.1-1~deb13u1 | fixed | |
| forky, sid | 2.50.1-1 | fixed | |
| wpewebkit (PTS) | bullseye (security), bullseye | 2.38.6-1~deb11u1 | fixed |
| bookworm | 2.38.6-1 | fixed | |
| trixie | 2.48.3-1 | fixed | |
| forky, sid | 2.50.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| webkit2gtk | source | buster | 2.30.6-1~deb10u1 | DSA-4877-1 | ||
| webkit2gtk | source | (unstable) | 2.30.6-1 | |||
| wpewebkit | source | (unstable) | 2.30.6-1 |
[stretch] - webkit2gtk <ignored> (Not covered by security support in stretch)
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214