libxkbcommon0 0.8.0-1ubuntu0.1: libxkbcommon0 0.8.0-1ubuntu0.1 for Ubuntu 18.04.6 LTS (bionic)

libxkbcommon0 0.8.0-1ubuntu0.1, released August 24, 2018, fixes 11 CVEs in libxkbcommon0. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

RoutineUnsupported product

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

n/a

No CVSS score published

Highest EPSS

0.0054

45th percentile

Priority of the 11 CVEs

Patch now 0
                                Urgent 0
                                High 0
                                Routine 11

Fixed package versions

Product	Release	Fixed in
libxkbcommon0	Ubuntu 18.04.6 LTS (bionic)	0.8.0-1ubuntu0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2018-15853	xkbcomp: endless recursion triggered by a crafted keymap file that induces boolean negation can lead to a	n/a	0.0054	None reported
Routine	CVE-2018-15859	xkbcomp: NULL pointer dereference triggered by a specially a crafted keymap file can lead to a crash	n/a	0.0054	None reported
Routine	CVE-2018-15861	xkbcomp: NULL pointer dereference triggered by a crafted keymap file that induces an `xkb_intern_atom` failure	n/a	0.0054	None reported
Routine	CVE-2018-15863	xkbcomp: NULL pointer dereference triggered by a a crafted keymap file with a no-op modmask expression can	n/a	0.0054	None reported
Routine	CVE-2018-15857	libxkbcommon0: An invalid free in ExprAppendMultiKeysymList in xkbcomp/ast-build.c in xkbcommon before 0.8.1 could be used by local...	n/a	0.0045	None reported
Routine	CVE-2018-15854	libxkbcommon0: Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer derefe...	n/a	0.0043	None reported
Routine	CVE-2018-15855	libxkbcommon0: Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer derefe...	n/a	0.0043	None reported
Routine	CVE-2018-15862	libxkbcommon0: Unchecked NULL pointer usage in LookupModMask in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local atta...	n/a	0.0043	None reported
Routine	CVE-2018-15864	libxkbcommon0: Unchecked NULL pointer usage in resolve_keysym in xkbcomp/parser.y in xkbcommon before 0.8.2 could be used by local a...	n/a	0.0043	None reported
Routine	CVE-2018-15858	libxkbcommon0: Unchecked NULL pointer usage when handling invalid aliases in CopyKeyAliasesToKeymap in xkbcomp/keycodes.c in xkbcomm...	n/a	0.0043	None reported
Routine	CVE-2018-15856	libxkbcommon0: An infinite loop when reaching EOL unexpectedly in compose/parser.c (aka the keymap parser) in xkbcommon before 0.8.1...	n/a	0.0043	None reported

Also fixes CVE-2018-15863

libxkbcommon-x11-0 0.8.0-1ubuntu0.1
libxkbcommon-x11-0 on Ubuntu 18.04.6 LTS (bionic)
OPENSUSE-SU-2026:20123-1
xkbcomp on opensuse-leap 16.0
SUSE-SU-2026:20186-1
xkbcomp on sles 16.0
SUSE-SU-2025:4426-1
xkbcomp on opensuse-leap 15.6, sles 15.6, sles 15.7
FEDORA-2025-3A9B79CA0E
xkbcomp, xkbcomp-debuginfo, xkbcomp-debugsource and 1 more on Fedora 43

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