xkbcommon null pointer dereference vulnerability (CNVD-2019-02666)

xkbcommon is a keyboard key mapping compiler and support library. A null pointer dereference vulnerability exists in the 'CopyKeyAliasesToKeymap' function of the xkbcomp/keycodes.c file in versions of xkbcommon prior to xkbcommon 0.8.1, which stems from a failure of the program to check for the u...

CVE-2018-15858

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...

PT-2018-13248 · Xkbcommon +3 · Xkbcommon +3

Name of the Vulnerable Software and Affected Versions: xkbcommon versions prior to 0.8.1 Description: The issue arises from unchecked NULL pointer usage when handling invalid aliases in the CopyKeyAliasesToKeymap function in xkbcomp/keycodes.c. This could be exploited by local attackers to crash...