CVE-2012-0823

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-02-23 · updated 2026-06-16
Weakness: CWE-20

Description

VP8 Codec SDK (libvpx) before 1.0.0 "Duclair" allows remote attackers to cause a denial of service (application crash) via (1) unspecified "corrupt input" or (2) by "starting decoding from a P-frame," which triggers an out-of-bounds read, related to "the clamping of motion vectors in SPLITMV blocks".

Affected products

Chromium libvpx: through 0.9.7; 0.9.0, 0.9.1, 0.9.2, 0.9.5, 0.9.6, 0.9.7

References

http://blog.webmproject.org/2012/01/vp8-codec-sdk-duclair-released.html
http://code.google.com/p/webm/source/browse/CHANGELOG?repo=libvpx
http://www.mandriva.com/security/advisories?name=MDVSA-2012:023
http://www.openwall.com/lists/oss-security/2012/01/28/4
http://www.openwall.com/lists/oss-security/2012/01/30/2
http://www.securityfocus.com/bid/51775
http://blog.webmproject.org/2012/01/vp8-codec-sdk-duclair-released.html
http://code.google.com/p/webm/source/browse/CHANGELOG?repo=libvpx
http://www.mandriva.com/security/advisories?name=MDVSA-2012:023
http://www.openwall.com/lists/oss-security/2012/01/28/4
http://www.openwall.com/lists/oss-security/2012/01/30/2
http://www.securityfocus.com/bid/51775

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