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Status published
High
CVE-2018-14598
An issue was discovered in XListExtensions in ListExt.c in libX11...
Vulnerability Description
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).
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://usn.ubuntu.com/3758-2/
- https://bugzilla.suse.com/show_bug.cgi?id=1102073
- https://security.gentoo.org/glsa/201811-01
- http://www.securityfocus.com/bid/105177
- https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=e83722768fd5c467ef61fa159e8c6278770b45c2
- http://www.openwall.com/lists/oss-security/2018/08/21/6
- http://www.securitytracker.com/id/1041543
- https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html
- https://lists.x.org/archives/xorg-announce/2018-August/002916.html
- https://usn.ubuntu.com/3758-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/
- https://access.redhat.com/errata/RHSA-2019:2079
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Affected Vendor
x.org
View all reports →Affected Software
libx11, ubuntu linux, debian linux, fedora
Vulnerable Versions:
0, 12.04, 14.04, 16.04, 18.04, 8.0, 28
Timeline
Official Publish:
August 24th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.