| Name | CVE-2023-5380 |
| Description | A use-after-free flaw was found in the xorg-x11-server. An X server crash may occur in a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode) if the pointer is warped from within a window on one screen to the root window of the other screen and if the original window is destroyed followed by another window being destroyed. |
| 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 | DLA-3631-1, DSA-5534-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| xorg-server (PTS) | bullseye | 2:1.20.11-1+deb11u13 | fixed |
| bullseye (security) | 2:1.20.11-1+deb11u17 | fixed | |
| bookworm | 2:21.1.7-3+deb12u10 | fixed | |
| bookworm (security) | 2:21.1.7-3+deb12u11 | fixed | |
| trixie (security), trixie | 2:21.1.16-1.3+deb13u1 | fixed | |
| forky, sid | 2:21.1.21-1 | 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 | buster | 2:1.20.4-1+deb10u10 | DLA-3631-1 | ||
| xorg-server | source | bullseye | 2:1.20.11-1+deb11u8 | DSA-5534-1 | ||
| xorg-server | source | bookworm | 2:21.1.7-3+deb12u2 | DSA-5534-1 | ||
| xorg-server | source | (unstable) | 2:21.1.9-1 |
https://lists.x.org/archives/xorg-announce/2023-October/003430.html
Fixed by: https://gitlab.freedesktop.org/xorg/xserver/-/commit/564ccf2ce9616620456102727acb8b0256b7bbd7