Veracode Vulnerability DatabaseVERACODE:7345Out-Of-Bounds Write
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
libX11.so is vulnerable to an out-of-bounds write. The server response consisting of a length byte followed by the actual string is not NULL-terminated, which could lead to an off-by-one override in the functions XGetFontPath, XListExtensions and XListFonts, and result in an out-of-bounds write.
References
www.openwall.com/lists/oss-security/2018/08/21/6
www.securityfocus.com/bid/105177
www.securitytracker.com/id/1041543
access.redhat.com/errata/RHSA-2019:2079
bugzilla.suse.com/show_bug.cgi?id=1102062
cgit.freedesktop.org/xorg/lib/libX11/commit/?id=b469da1430cdcee06e31c6251b83aede072a1ff0
github.com/mirror/libX11/commit/b469da1430cdcee06e31c6251b83aede072a1ff0
lists.debian.org/debian-lts-announce/2018/08/msg00030.html
lists.fedoraproject.org/archives/list/[email protected]/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/
lists.x.org/archives/xorg-announce/2018-August/002916.html
security.gentoo.org/glsa/201811-01
usn.ubuntu.com/3758-1/
usn.ubuntu.com/3758-2/
Related
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