Improper Input Validation Affecting libxtst package, versions <2:1.2.3-1
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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Start learning- Snyk IDSNYK-UBUNTU2504-LIBXTST-9832553
- published26 Apr 2025
- disclosed13 Dec 2016
Introduced: 13 Dec 2016
CVE-2016-7952 (opens in a new tab)How to fix?
Upgrade Ubuntu:25.04 libxtst to version 2:1.2.3-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxtst package and not the libxtst package as distributed by Ubuntu.
See How to fix? for Ubuntu:25.04 relevant fixed versions and status.
X.org libXtst before 1.2.3 allows remote X servers to cause a denial of service (infinite loop) via a reply in the (1) XRecordStartOfData, (2) XRecordEndOfData, or (3) XRecordClientDied category without a client sequence and with attached data.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-7952
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7952
- https://security-tracker.debian.org/tracker/CVE-2016-7952
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/
- https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3
- https://lists.x.org/archives/xorg-announce/2016-October/002720.html
- http://www.openwall.com/lists/oss-security/2016/10/04/2
- http://www.openwall.com/lists/oss-security/2016/10/04/4
- http://www.securityfocus.com/bid/93375
- http://www.securitytracker.com/id/1036945
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/