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CVE-2018-15858

CVE-2018-15858

EPSS 0.4%
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.
Affected products
n/a · n/a

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References
https://github.com/xkbcommon/libxkbcommon/commit/badb428e63387140720f22486b3acbd3d738859fhttps://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.htmlhttps://security.gentoo.org/glsa/201810-05https://usn.ubuntu.com/3786-1/https://usn.ubuntu.com/3786-2/