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
Published Aug 20, 2012
6.8
MEDIUMCVSS 2.0
EPSS 4.69%
Description
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.
Affected products
No data.
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.5
- 0.5.6
- 0.5.7
- 0.6
- 0.6.1
- 0.6.2
- 0.6.3
- 0.6.4
- 0.6.5
- 0.7
- 0.7
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.4
- 0.7.5
- 0.8
- 0.8
- 0.8.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 4.69% (0.04686) | 91.51th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.69% (0.04686) | 90.58th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.51% (0.03514) | 86.51th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.55% (0.04549) | 81.61th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.51% (0.03514) | 86.83th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.25% (0.03249) | 91.61th | v3 (v2023.03.01) |
| Sep 8, 2024 | 3.25% (0.03249) | 91.43th | v3 (v2023.03.01) |
| Jan 16, 2024 | 4.45% (0.04447) | 91.56th | v3 (v2023.03.01) |
| Nov 8, 2023 | 4.64% (0.04640) | 91.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.61% (0.03606) | 90.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.29% (0.05288) | 89.84th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.29% (0.05288) | 88.81th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.29% (0.05288) | 75.95th | v2 (v2022.01.01) |
References (8)
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=58b2e0f0f2fc96c1158e04f8aba95cbe6157a1a3 x_refsource_CONFIRM
- http://libav.org/ x_refsource_CONFIRM
- http://secunia.com/advisories/49089 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2012/dsa-2471 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2012/05/03/4 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/53389 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1479-1 vendor-advisoryx_refsource_UBUNTU
- https://bugs.launchpad.net/ubuntu/+source/libav/+bug/980963 x_refsource_MISCExploit
| Link | Providers | Tags |
|---|---|---|
| http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=58b2e0f0f2fc96c1158e04f8aba95cbe6157a1a3 | x_refsource_CONFIRM | |
| http://libav.org/ | x_refsource_CONFIRM | |
| http://secunia.com/advisories/49089 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.debian.org/security/2012/dsa-2471 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.openwall.com/lists/oss-security/2012/05/03/4 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/53389 | vdb-entryx_refsource_BID | |
| http://www.ubuntu.com/usn/USN-1479-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://bugs.launchpad.net/ubuntu/+source/libav/+bug/980963 | x_refsource_MISCExploit |
Change history (0)
No recorded changes yet.