Vulnerability CVE-2012-0823
Published: 2012-02-23   Modified: 2012-02-24

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".

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
John koleszar -> Libvpx 

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