What’s Vulnerable › Vulnerabilities

CVE-2016-7950

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-12-13 · updated 2026-06-17
• Weakness: CWE-787

Description

The XRenderQueryFilters function in X.org libXrender before 0.9.10 allows remote X servers to trigger out-of-bounds write operations via vectors involving filter name lengths.

Affected products

• Fedoraproject Fedora: 24, 25
• X.org libXrender: through 0.9.9

References

• 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/93369
• http://www.securitytracker.com/id/1036945
• https://cgit.freedesktop.org/xorg/lib/libXrender/commit/?id=8fad00b0b647ee662ce4737ca15be033b7a21714
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WCKZFMZ76APAVMIRCUKKHEB4GAS7ZUP/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHUT5YOSWVMBJNWZGUQNZRBFIZKRM4A6/
• https://lists.x.org/archives/xorg-announce/2016-October/002720.html
• https://security.gentoo.org/glsa/201704-03
• 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/93369

Get alerted when CVE-2016-7950 or the next vulnerability affects your stack