VulnerabilityModified
CVE-2016-7953
Buffer underflow in X.org libXvMC before 1.0.10 allows remote X servers to have unspecified impact via an empty string.
CRITICAL 9.8EPSS 3.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Buffer underflow in X.org libXvMC before 1.0.10 allows remote X servers to have unspecified impact via an empty string.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.45% probability · 89th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- fedoraproject/fedora · x.org/libxvmc
- Source
- security@opentext.com
EPSS 3.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
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/93371
- http://www.securitytracker.com/id/1036945
- https://cgit.freedesktop.org/xorg/lib/libXvMC/commit/?id=2cd95e7da8367cccdcdd5c9b160012d1dec5cbdb
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLZ3CBE3LKTSHIQYM6RKZYJ5PJ5IGTYG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4SI52ZOHOK6524DI2TOW4DX6HPKNFNB/
- 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/93371
- http://www.securitytracker.com/id/1036945
- https://cgit.freedesktop.org/xorg/lib/libXvMC/commit/?id=2cd95e7da8367cccdcdd5c9b160012d1dec5cbdb
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLZ3CBE3LKTSHIQYM6RKZYJ5PJ5IGTYG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4SI52ZOHOK6524DI2TOW4DX6HPKNFNB/
- https://lists.x.org/archives/xorg-announce/2016-October/002720.html
- https://security.gentoo.org/glsa/201704-03
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.