9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.066 Low
EPSS
Percentile
93.7%
X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.
Security Fix(es):
libX11: Crash on invalid reply in XListExtensions in ListExt.c (CVE-2018-14598)
libX11: Off-by-one error in XListExtensions in ListExt.c (CVE-2018-14599)
libX11: Out of Bounds write in XListExtensions in ListExt.c (CVE-2018-14600)
libxkbcommon: Invalid free in ExprAppendMultiKeysymList resulting in a crash (CVE-2018-15857)
libxkbcommon: Endless recursion in xkbcomp/expr.c resulting in a crash (CVE-2018-15853)
libxkbcommon: NULL pointer dereference resulting in a crash (CVE-2018-15854)
libxkbcommon: NULL pointer dereference when handling xkb_geometry (CVE-2018-15855)
libxkbcommon: Infinite loop when reaching EOL unexpectedly resulting in a crash (CVE-2018-15856)
libxkbcommon: NULL pointer dereference when parsing invalid atoms in ExprResolveLhs resulting in a crash (CVE-2018-15859)
libxkbcommon: NULL pointer dereference in ExprResolveLhs resulting in a crash (CVE-2018-15861)
libxkbcommon: NULL pointer dereference in LookupModMask resulting in a crash (CVE-2018-15862)
libxkbcommon: NULL pointer dereference in ResolveStateAndPredicate resulting in a crash (CVE-2018-15863)
libxkbcommon: NULL pointer dereference in resolve_keysym resulting in a crash (CVE-2018-15864)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
RedHat | 7 | x86_64 | libx11 | < 1.6.7-2.el7 | libX11-1.6.7-2.el7.x86_64.rpm |
RedHat | 7 | ppc64 | libx11 | < 1.6.7-2.el7 | libX11-1.6.7-2.el7.ppc64.rpm |
RedHat | 7 | ppc | mesa-libglw-devel | < 8.0.0-5.el7 | mesa-libGLw-devel-8.0.0-5.el7.ppc.rpm |
RedHat | 7 | i686 | gdm-devel | < 3.28.2-16.el7 | gdm-devel-3.28.2-16.el7.i686.rpm |
RedHat | 7 | ppc64le | libxkbcommon | < 0.7.1-3.el7 | libxkbcommon-0.7.1-3.el7.ppc64le.rpm |
RedHat | 7 | ppc64le | xorg-x11-drv-wacom-devel | < 0.36.1-3.el7 | xorg-x11-drv-wacom-devel-0.36.1-3.el7.ppc64le.rpm |
RedHat | 7 | ppc64 | libxkbcommon | < 0.7.1-3.el7 | libxkbcommon-0.7.1-3.el7.ppc64.rpm |
RedHat | 7 | ppc | libxkbcommon | < 0.7.1-3.el7 | libxkbcommon-0.7.1-3.el7.ppc.rpm |
RedHat | 7 | x86_64 | xorg-x11-drv-vesa-debuginfo | < 2.4.0-3.el7 | xorg-x11-drv-vesa-debuginfo-2.4.0-3.el7.x86_64.rpm |
RedHat | 7 | s390x | gdm-pam-extensions-devel | < 3.28.2-16.el7 | gdm-pam-extensions-devel-3.28.2-16.el7.s390x.rpm |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.066 Low
EPSS
Percentile
93.7%