Vulnerability Monitor

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CVE-2018-14598

An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault).

Published

2018-08-24T19:29:01.377

Last Modified

2024-11-21T03:49:22.760

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	x.org	libx11	≤ 1.6.5	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	fedoraproject	fedora	28	Yes

References

http://www.openwall.com/lists/oss-security/2018/08/21/6 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/105177 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1041543 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2019:2079 ([email protected])
https://bugzilla.suse.com/show_bug.cgi?id=1102073 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=e83722768fd5c467ef61fa159e8c6278770b45c2 Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/ ([email protected])
https://lists.x.org/archives/xorg-announce/2018-August/002916.html Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201811-01 Third Party Advisory ([email protected])
https://usn.ubuntu.com/3758-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3758-2/ Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2018/08/21/6 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/105177 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1041543 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:2079 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.suse.com/show_bug.cgi?id=1102073 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=e83722768fd5c467ef61fa159e8c6278770b45c2 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.x.org/archives/xorg-announce/2018-August/002916.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201811-01 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3758-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3758-2/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)