Bug#1030777: xorg-server: CVE-2023-0494

[Salvatore Bonaccorso <carnil@debian.org>]

Source: xorg-server
Version: 2:21.1.6-1
Severity: grave
Tags: security upstream
Justification: user security hole
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>
Control: found -1 2:1.20.11-1+deb11u4
Control: fixed -1 2:1.20.11-1+deb11u5

Hi,

The following vulnerability was published for xorg-server.

CVE-2023-0494[0]:
| Xi: fix potential use-after-free in DeepCopyPointerClasses

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2023-0494
    https://www.cve.org/CVERecord?id=CVE-2023-0494
[1] https://gitlab.freedesktop.org/xorg/xserver/commit/0ba6d8c37071131a49790243cdac55392ecf71ec

Regards,
Salvatore