LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15853
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15853

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15857
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 4.6
CVSS v3 BASE SCORE: 7.8
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:P/I:P/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15857

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15858
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15858

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15859
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15859

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15861
CVE STATUS: Patched
CVE SUMMARY: 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 xkb_intern_atom failure.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15861

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15862
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15862

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15863
CVE STATUS: Patched
CVE SUMMARY: 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15863

LAYER: meta
PACKAGE NAME: libxkbcommon
PACKAGE VERSION: 1.6.0
CVE: CVE-2018-15864
CVE STATUS: Patched
CVE SUMMARY: Unchecked NULL pointer usage in resolve_keysym 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.
CVSS v2 BASE SCORE: 2.1
CVSS v3 BASE SCORE: 5.5
VECTOR: LOCAL
VECTORSTRING: AV:L/AC:L/Au:N/C:N/I:N/A:P
MORE INFORMATION: https://nvd.nist.gov/vuln/detail/CVE-2018-15864