168 matches found
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 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 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 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 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, because the XkbFile for an xkbgeometry section was mishandled...
CVE-2018-15856
An infinite loop when reaching EOL unexpectedly in compose/parser.c aka the keymap parser in xkbcommon before 0.8.1 could be used by local attackers to cause a denial of service during parsing of crafted keymap files...
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-2018-15855
Unchecked NULL pointer usage 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, because the XkbFile for an xkbgeometry section was mishandled...
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-2018-15857
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-2018-15864
The CVE-2018-15864 issue affects libxkbcommon/xkbcomp: unchecked NULL pointer usage in resolve_keysym (parser.y) could crash the xkbcommon parser when processing a crafted keymap file, prior to 0.8.2. Local attackers could cause a NULL dereference via a map access on a non-created map. Public adv...
CVE-2018-15863
The CVE-2018-15863 entry refers to an issue in libxkbcommon/xkbcomp where an unchecked NULL pointer dereference in ResolveStateAndPredicate (xkbcomp/compat.c) can crash the xkbcommon parser when presented with a crafted keymap file containing a no-op modmask expression. Affected component: libxkb...
CVE-2018-15854
The CVE-2018-15854 issue affects libxkbcommon (and related xorg/libX11 components). The root cause is unchecked NULL pointer usage in xkbcommon before 0.8.1, enabling a local attacker to crash the xkbcommon parser via a crafted keymap file (null pointer dereference). Several connected advisories ...
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-2018-15863
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...
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...
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-2018-15862
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-2018-15863
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...