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Status published
Critical
CVE-2018-14600
An issue was discovered in libX11 through 1.6.5. The function...
Vulnerability Description
An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution.
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://security.gentoo.org/glsa/201811-01
- http://www.securityfocus.com/bid/105177
- https://bugzilla.suse.com/show_bug.cgi?id=1102068
- http://www.openwall.com/lists/oss-security/2018/08/21/6
- http://www.securitytracker.com/id/1041543
- https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=dbf72805fd9d7b1846fe9a11b46f3994bfc27fea
- 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://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
Vulnerable Versions:
0, 12.04, 14.04, 16.04, 18.04, 8.0
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:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.