CVE-2018-15853

CVE-2018-15853 – xkbcommon/xkbcomp crash due to endless recursion . A vulnerability in libxkbcommon (and xkbcomp) before 0.8.1 allows a local attacker to crash a user via a specially crafted keymap file that triggers boolean negation in xkbcomp/expr.c. The issue is a local denial of service with ...

CVE-2018-15857

The CVE-2018-15857 entry describes an invalid free in xkbcomp/ast-build.c (ExprAppendMultiKeysymList) in libxkbcommon prior to 0.8.1 that could allow a local attacker to crash the xkbcommon keymap parsers or possibly have unspecified impact by supplying a crafted keymap file. The issue is caused ...

CVE-2018-15858

CVE-2018-15858 affects libxkbcommon (xkbcommon) prior to 0.8.1. The issue is an unchecked NULL pointer usage in CopyKeyAliasesToKeymap within xkbcomp/keycodes.c, which could allow a local attacker to crash the xkbcommon parser by supplying a crafted keymap file. Affected platforms reference updat...