Off-by-one Error The advisory has been revoked - it doesn't affect any version of package libx11 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1204-LIBX11-339156
- published25 Sept 2018
- disclosed24 Aug 2018
Introduced: 24 Aug 2018
CVE-2018-14599 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:12.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libx11 package and not the libx11 package as distributed by Ubuntu.
An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c is vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-14599
- https://bugzilla.suse.com/show_bug.cgi?id=1102062
- https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=b469da1430cdcee06e31c6251b83aede072a1ff0
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14599
- https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html
- https://security-tracker.debian.org/tracker/CVE-2018-14599
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/
- https://security.gentoo.org/glsa/201811-01
- https://lists.x.org/archives/xorg-announce/2018-August/002916.html
- http://www.openwall.com/lists/oss-security/2018/08/21/6
- https://access.redhat.com/errata/RHSA-2019:2079
- http://www.securityfocus.com/bid/105177
- http://www.securitytracker.com/id/1041543
- https://usn.ubuntu.com/3758-1/
- https://usn.ubuntu.com/3758-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/