CVE-2016-5407

moderate-risk

Published 2016-12-13

The (1) XvQueryAdaptors and (2) XvQueryEncodings functions in X.org libXv before 1.0.11 allow remote X servers to trigger out-of-bounds memory access operations via vectors involving length specifications in received data.

Do I need to act?

2.1% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (3)

Libxv

Fedora

Affected Vendors

X.Org Fedoraproject

References (18)

Mailing List http://www.openwall.com/lists/oss-security/2016/10/04/2

Mailing List http://www.openwall.com/lists/oss-security/2016/10/04/4

Third Party Advisory http://www.securityfocus.com/bid/93368

Third Party Advisory http://www.securitytracker.com/id/1036945

Issue Tracking https://cgit.freedesktop.org/xorg/lib/libXv/commit/?id=d9da580b46a28ab497de2e94f...

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Vendor Advisory https://lists.x.org/archives/xorg-announce/2016-October/002720.html

https://security.gentoo.org/glsa/201704-03

Mailing List http://www.openwall.com/lists/oss-security/2016/10/04/2

Mailing List http://www.openwall.com/lists/oss-security/2016/10/04/4

Third Party Advisory http://www.securityfocus.com/bid/93368

Third Party Advisory http://www.securitytracker.com/id/1036945

Issue Tracking https://cgit.freedesktop.org/xorg/lib/libXv/commit/?id=d9da580b46a28ab497de2e94f...

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Vendor Advisory https://lists.x.org/archives/xorg-announce/2016-October/002720.html

https://security.gentoo.org/glsa/201704-03

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moderate-risk

Severity 32/34 · Critical

Exploitability 5/34 · Minimal

Exposure 9/34 · Low