Amazon Linux 2 : xorg-x11-server (ALAS-2020-1433)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1433 advisory. It was discovered that libX11 does not properly validate input coming from the server, causing XListExtensions and XGetFontPath functions to produce an invalid list of elements that in turn make...

NewStart CGSL CORE 5.05 / MAIN 5.05 : libxkbcommon Multiple Vulnerabilities (NS-SA-2019-0246)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has libxkbcommon packages installed that are affected by multiple vulnerabilities: - 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 point...

libxkbcommon: NULL pointer dereference in LookupModMask resulting in a crash

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...

libxkbcommon: NULL pointer dereference resulting in a crash

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...

libxkbcommon: Infinite loop when reaching EOL unexpectedly resulting in a crash

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...

libxkbcommon: NULL pointer dereference in resolve_keysym resulting in a crash

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...

libxkbcommon: xkbcomp: NULL pointer dereference in ResolveStateAndPredicate resulting in a crash

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...

libxkbcommon: xkbcomp: NULL pointer dereference in ExprResolveLhs resulting in a crash

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...

libxkbcommon: Invalid free in ExprAppendMultiKeysymList resulting in a crash

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...

openSUSE Security Update : libxkbcommon (openSUSE-2018-1418)

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...

SUSE-SU-2018:3685-1 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...

MGASA-2018-0369 Updated libxkbcommon packages fix security vulnerabilities

Updated libxkbcommon packages fix security vulnerabilities: 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...

Updated libxkbcommon packages fix security vulnerabilities

Updated libxkbcommon packages fix security vulnerabilities: 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...

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-2018-15863

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-2018-15861

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

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-2018-15859

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...

xkbcommon null pointer dereference vulnerability (CNVD-2019-02662)

xkbcommon is a keyboard key mapping compiler and support library. A null pointer dereference vulnerability exists in versions of xkbcommon prior to 0.8.1, which can be exploited by a local attacker to cause the xkbcommon parser to crash null pointer backreference by submitting a specially crafted...

xkbcommon infinite recursion vulnerability

xkbcommon is a keyboard key mapping compiler and support library. An infinite recursion vulnerability exists in versions of xkbcommon prior to 0.8.1, which can be exploited by a local attacker to crash an xkbcommon user by submitting a specially crafted keymap file...