CVE-2018-15858 | BDVDB-2026-106166 Detail

Description#

Unchecked NULL pointer usage when handling invalid aliases in CopyKeyAliasesToKeymap in xkbcomp/keycodes.c in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://github.com/xkbcommon/libxkbcommon/commit/badb428e63387140720f22486b3acbd3d738859f
https://security.gentoo.org/glsa/201810-05
https://usn.ubuntu.com/3786-1/
https://usn.ubuntu.com/3786-2/
https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html

Exploit#

No public exploit known

History#

Version 12018-08-25Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.