| Name | CVE-2020-27918 |
| Description | A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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) | jessie | 2.6.2+dfsg1-4 | vulnerable |
| stretch | 2.18.6-1~deb9u1 | vulnerable | |
| buster (security), buster, buster (lts) | 2.38.6-0+deb10u1 | fixed | |
| bullseye | 2.44.2-1~deb11u1 | fixed | |
| bullseye (security) | 2.46.3-1~deb11u2 | fixed | |
| bookworm | 2.46.0-2~deb12u1 | fixed | |
| bookworm (security) | 2.46.3-1~deb12u1 | fixed | |
| sid, trixie | 2.46.3-1 | fixed | |
| wpewebkit (PTS) | bullseye (security), bullseye | 2.38.6-1~deb11u1 | fixed |
| bookworm | 2.38.6-1 | fixed | |
| sid, trixie | 2.46.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| webkit2gtk | source | jessie | (unfixed) | end-of-life | ||
| 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://webkitgtk.org/security/WSA-2021-0002.html