CVE-2016-7951: Integer Overflow
First published: Tue Dec 13 2016(Updated: )
Multiple integer overflows in X.org libXtst before 1.2.3 allow remote X servers to trigger out-of-bounds memory access operations by leveraging the lack of range checks.
Credit: meissner@suse.de
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fedora | =24 | |
| Fedora | =25 | |
| CentOS LibXtst | <=1.2.2 |
Remedy
https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3
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Reference Links
- 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/93370
- http://www.securitytracker.com/id/1036945
- https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3
- 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://lists.x.org/archives/xorg-announce/2016-October/002720.html
- 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/
Frequently Asked Questions
What is the severity of CVE-2016-7951?
CVE-2016-7951 is classified with a medium severity due to potential remote code execution risks.
How do I fix CVE-2016-7951?
To mitigate CVE-2016-7951, update the libXtst library to version 1.2.3 or later.
What are the affected software versions for CVE-2016-7951?
CVE-2016-7951 affects X.org libXtst versions up to and including 1.2.2, as well as Fedora 24 and 25.
What type of vulnerability is CVE-2016-7951?
CVE-2016-7951 is an integer overflow vulnerability.
Can CVE-2016-7951 be exploited remotely?
Yes, CVE-2016-7951 can be exploited by remote X servers due to the lack of proper range checks.
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- collector/mitre-cve
- source/MITRE
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- agent/last-modified-date
- agent/references
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- agent/first-publish-date
- agent/event
- agent/source
- agent/weakness
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/fedoraproject
- canonical/fedora
- version/fedora/24
- version/fedora/25
- vendor/x
- canonical/centos libxtst
- version/centos libxtst/1.2.2