NULL Pointer Dereference Vulnerability in CopyKeyAliasesToKeymap in xkbcommon

CVE-2018-15858 · LOW Severity

AV:L/AC:L/AU:N/C:N/I:N/A:P

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.

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