| Name | CVE-2022-46344 |
| Description | A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIChangeProperty request has a length-validation issues, resulting in out-of-bounds memory reads and potential information disclosure. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3256-1, DSA-5304-1, ELA-782-1 |
| Debian Bugs | 1026071 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| xorg-server (PTS) | jessie, jessie (lts) | 2:1.16.4-1+deb8u17 | fixed |
| stretch (security) | 2:1.19.2-1+deb9u9 | vulnerable | |
| stretch (lts), stretch | 2:1.19.2-1+deb9u20 | fixed | |
| buster, buster (lts) | 2:1.20.4-1+deb10u15 | fixed | |
| buster (security) | 2:1.20.4-1+deb10u14 | fixed | |
| bullseye | 2:1.20.11-1+deb11u13 | fixed | |
| bullseye (security) | 2:1.20.11-1+deb11u14 | fixed | |
| bookworm (security), bookworm | 2:21.1.7-3+deb12u8 | fixed | |
| sid, trixie | 2:21.1.14-2 | fixed | |
| xwayland (PTS) | bookworm | 2:22.1.9-1 | fixed |
| sid, trixie | 2:24.1.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| xorg-server | source | jessie | 2:1.16.4-1+deb8u9 | ELA-782-1 | ||
| xorg-server | source | stretch | 2:1.19.2-1+deb9u12 | ELA-782-1 | ||
| xorg-server | source | buster | 2:1.20.4-1+deb10u7 | DLA-3256-1 | ||
| xorg-server | source | bullseye | 2:1.20.11-1+deb11u4 | DSA-5304-1 | ||
| xorg-server | source | (unstable) | 2:21.1.5-1 | 1026071 | ||
| xwayland | source | (unstable) | 2:22.1.6-1 |
https://lists.x.org/archives/xorg-announce/2022-December/003302.html
https://gitlab.freedesktop.org/xorg/xserver/commit/8f454b793e1f13c99872c15f0eed1d7f3b823fe8