Security update for libxkbcommon SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2018:3802-1 Final 1 1 2018-11-16T17:45:34Z current 2018-11-16T17:45:34Z 2018-11-16T17:45:34Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for libxkbcommon This update for libxkbcommon to version 0.8.2 fixes the following issues: - Fix a few NULL-dereferences, out-of-bounds access and undefined behavior in the XKB text format parser. - CVE-2018-15853: Endless recursion could have been used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation (bsc#1105832). - CVE-2018-15854: Unchecked NULL pointer usage could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because geometry tokens were desupported incorrectly (bsc#1105832). - CVE-2018-15855: Unchecked NULL pointer usage could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because the XkbFile for an xkb_geometry section was mishandled (bsc#1105832). - CVE-2018-15856: An infinite loop when reaching EOL unexpectedly could be used by local attackers to cause a denial of service during parsing of crafted keymap files (bsc#1105832). - CVE-2018-15857: An invalid free in ExprAppendMultiKeysymList could have been used by local attackers to crash xkbcommon keymap parsers or possibly have unspecified other impact by supplying a crafted keymap file (bsc#1105832). - CVE-2018-15858: Unchecked NULL pointer usage when handling invalid aliases in CopyKeyAliasesToKeymap could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file (bsc#1105832). - CVE-2018-15859: Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because lookup failures are mishandled (bsc#1105832). - CVE-2018-15861: Unchecked NULL pointer usage in ExprResolveLhs could have been 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 (bsc#1105832). - CVE-2018-15862: Unchecked NULL pointer usage in LookupModMask could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file with invalid virtual modifiers (bsc#1105832). - CVE-2018-15863: Unchecked NULL pointer usage in ResolveStateAndPredicate could have been used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file with a no-op modmask expression (bsc#1105832). - CVE-2018-15864: Unchecked NULL pointer usage in resolve_keysym could have been 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 (bsc#1105832). This update was imported from the SUSE:SLE-15:Update update project. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html E-Mail link for openSUSE-SU-2018:3802-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings openSUSE Leap 15.0 libxkbcommon-0.8.2-lp150.2.3.1 libxkbcommon-devel-0.8.2-lp150.2.3.1 libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 libxkbcommon-x11-0-0.8.2-lp150.2.3.1 libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 libxkbcommon0-0.8.2-lp150.2.3.1 libxkbcommon0-32bit-0.8.2-lp150.2.3.1 libxkbcommon-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-devel-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-x11-0-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon0-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 libxkbcommon0-32bit-0.8.2-lp150.2.3.1 as a component of openSUSE Leap 15.0 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-2018-15853 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15853.html CVE-2018-15853 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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 geometry tokens were desupported incorrectly. CVE-2018-15854 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15854.html CVE-2018-15854 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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 xkb_geometry section was mishandled. CVE-2018-15855 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15855.html CVE-2018-15855 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15856 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15856.html CVE-2018-15856 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15857 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15857.html CVE-2018-15857 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15858 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15858.html CVE-2018-15858 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15859 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15859.html CVE-2018-15859 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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. CVE-2018-15861 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15861.html CVE-2018-15861 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15862 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15862.html CVE-2018-15862 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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-2018-15863 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15863.html CVE-2018-15863 https://bugzilla.suse.com/1105832 SUSE Bug 1105832 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. CVE-2018-15864 openSUSE Leap 15.0:libxkbcommon-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-0-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon-x11-devel-32bit-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-0.8.2-lp150.2.3.1 openSUSE Leap 15.0:libxkbcommon0-32bit-0.8.2-lp150.2.3.1 low Please Install the update. http://lists.opensuse.org/opensuse-security-announce/2018-11/msg00024.html https://www.suse.com/security/cve/CVE-2018-15864.html CVE-2018-15864 https://bugzilla.suse.com/1105832 SUSE Bug 1105832