Information disclosure

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...

Null pointer dereference

Unchecked NULL pointer usage when parsing invalid atoms 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, because lookup failures are mishandled...

Null pointer dereference

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...

Null pointer dereference

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...

Null pointer dereference

Unchecked NULL pointer usage in ResolveStateAndPredicate in xkbcomp/compat.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 a no-op modmask expression...

Null pointer dereference

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...

Null pointer dereference

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-2018-15859

Unchecked NULL pointer usage when parsing invalid atoms 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, because lookup failures are mishandled...

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...

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-2018-15859

CVE-2018-15859 : Unchecked NULL pointer usage in xkbcommon's xkbcomp/ExprResolveLhs can crash the parser via a crafted keymap file (local attacker). Affects xkbcommon prior to 0.8.2. Connected advisories show fixes in updated xkbcommon/xorg-x11-server packages (e.g., Fedora/CentOS/RHEL updates li...

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-2018-15862

CVE-2018-15862 affects libxkbcommon/xkbcomp before v0.8.2; unchecked NULL pointer usage in LookupModMask could crash the xkbcommon parser when processing a crafted keymap file with invalid virtual modifiers. Impact is local crash; no exploit details provided in the documents. Mitigations in conne...

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...

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-2018-15859

Unchecked NULL pointer usage when parsing invalid atoms 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, because lookup failures are mishandled...

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-2018-15853

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...