CVE-2018-15862

Unchecked NULL pointer usage in LookupModMask in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash NULL pointer dereference the xkbcommon parser by supplying a crafted keymap file with invalid virtual modifiers...

CVE-2018-15857

An invalid free in ExprAppendMultiKeysymList in xkbcomp/ast-build.c in xkbcommon before 0.8.1 could be used by local attackers to crash xkbcommon keymap parsers or possibly have unspecified other impact by supplying a crafted keymap file...

CVE-2018-15861

Unchecked NULL pointer usage in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash NULL pointer dereference the xkbcommon parser by supplying a crafted keymap file that triggers an xkbinternatom failure...

CVE-2018-15853

Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation...

UBUNTU-CVE-2018-15862

Unchecked NULL pointer usage in LookupModMask in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash NULL pointer dereference the xkbcommon parser by supplying a crafted keymap file with invalid virtual modifiers...

UBUNTU-CVE-2018-15861

Unchecked NULL pointer usage in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash NULL pointer dereference the xkbcommon parser by supplying a crafted keymap file that triggers an xkbinternatom failure...

UBUNTU-CVE-2018-15864

Unchecked NULL pointer usage in resolvekeysym in xkbcomp/parser.y in xkbcommon before 0.8.2 could be used by local attackers to crash NULL pointer dereference the xkbcommon parser by supplying a crafted keymap file, because a map access attempt can occur for a map that was never created...

PT-2018-13251 · Xkbcommon +5 · Xkbcommon +5

Name of the Vulnerable Software and Affected Versions: xkbcommon versions prior to 0.8.2 Description: The issue is related to unchecked NULL pointer usage in the LookupModMask function in xkbcomp/expr.c. This could be exploited by local attackers to crash the xkbcommon parser by supplying a craft...

PT-2018-13243 · Xkbcommon +5 · Xkbcommon +6

Name of the Vulnerable Software and Affected Versions: xkbcommon versions prior to 0.8.1 libxkbcommon versions prior to 0.8.1 Description: A local attacker could crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation, due to an endless recursion in xkbcomp/expr.c...