Home/CVE/Heap-based buffer overflow in the vqa_decode_chunk function in the VQA codec (vqavideo.c) in libavcodec in Libav 0.5.x b
CVE

CVE-2012-0947

Heap-based buffer overflow in the vqa_decode_chunk function in the VQA codec (vqavideo.c) in libavcodec in Libav 0.5.x b

Heap-based buffer overflow in the vqa_decode_chunk function in the VQA codec (vqavideo.c) in libavcodec in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted VQA media file in which the image size is not a multiple of the block size.

MEDIUM · CVSS 6.8 EPSS 0.03514
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

1
libavall versions
⚠

Public Exploits & PoCs

1
pocbugs.launchpad.net · 980963bugs.launchpad.net
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v2 (legacy) · security@ubuntu.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Published to NVD20 Aug 2012 · 06:55 PM
⚑

Vendor Advisories

2
usnUSN-1479-1
usnUSN-1478-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.libav.org/?p=libav.git
http://libav.org/
http://secunia.com/advisories/49089
http://www.debian.org/security/2012/dsa-2471
http://www.openwall.com/lists/oss-security/2012/05/03/4
http://www.securityfocus.com/bid/53389
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