Buffer overflow in X.org Libxv
CVE-2016-5407
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.045 (91.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.045 · newest: 0.045 · change: 0.000
Affected products
- X.org Libxv
- Fedoraproject Fedora — versions 24, 25
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1036945 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/93368 (VDB Entry, Third Party Advisory, vdb-entry)
- security.gentoo.org/glsa/201704-03 (vendor-advisory)
- lists.x.org/archives/xorg-announce/2016-October/002720.html (Vendor Advisory, mailing-list)
- www.openwall.com/lists/oss-security/2016/10/04/4 (mailing-list, Mailing List, Third Party Advisory)
- cgit.freedesktop.org/xorg/lib/libXv/commit/ (Patch, Issue Tracking)
- www.openwall.com/lists/oss-security/2016/10/04/2 (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2016-5407?
- CVE-2016-5407 is a critical-severity vulnerability in X.org Libxv, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-12-13.
- How severe is CVE-2016-5407?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-5407 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.