The svq1_decode_frame function in the SVQ1 decoder (svq1dec.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before 0.5.6, 0.6.x before 0.6.4, and 0.7.x before 0.7.3 allows remote attackers to cause a denial of service (memory corruption) via a crafted SVQ1 stream, related to "dimensions changed."
Published Aug 20, 2012
4.3
MEDIUMCVSS 2.0
EPSS 3.32%
Description
The svq1_decode_frame function in the SVQ1 decoder (svq1dec.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before 0.5.6, 0.6.x before 0.6.4, and 0.7.x before 0.7.3 allows remote attackers to cause a denial of service (memory corruption) via a crafted SVQ1 stream, related to "dimensions changed."
Affected products
No data.
Configuration 1
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.5
- 0.6
- 0.6.1
- 0.6.2
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.6
- 0.7.7
- 0.7.8
- 0.8.0
- 0.8.1
- 0.8.2
- 0.8.5
- 0.8.6
- 0.8.7
Configuration 2
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.5
- 0.6
- 0.6.1
- 0.6.2
- 0.6.3
- 0.6.4
- 0.6.5
- 0.7
- 0.7.1
- 0.7.2
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:N/I:N/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 1, 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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.32% (0.03319) | 88.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.33% (0.03334) | 87.01th | v5 (v2026.06.15) |
| Jun 15, 2025 | 3.17% (0.03170) | 86.33th | v4 (v2025.03.14) |
| May 30, 2025 | 1.72% (0.01717) | 81.45th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.66% (0.00664) | 69.47th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.87% (0.01868) | 88.88th | v3 (v2023.03.01) |
| Sep 17, 2024 | 1.87% (0.01868) | 88.65th | v3 (v2023.03.01) |
| May 24, 2024 | 0.61% (0.00607) | 78.54th | v3 (v2023.03.01) |
| May 10, 2024 | 0.51% (0.00510) | 76.47th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00432) | 73.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.87% (0.01868) | 86.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.96% (0.01955) | 78.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.96% (0.01955) | 76.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.96% (0.01955) | 55.71th | v2 (v2022.01.01) |
References (10)
- http://ffmpeg.org/ x_refsource_CONFIRMVendor Advisory
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229 x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229 x_refsource_CONFIRM
- http://libav.org/ x_refsource_CONFIRMVendor Advisory
- http://ubuntu.com/usn/usn-1320-1 vendor-advisoryx_refsource_UBUNTU
- http://ubuntu.com/usn/usn-1333-1 vendor-advisoryx_refsource_UBUNTU
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:074 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:075 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:076 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/archive/1/520620 mailing-listx_refsource_BUGTRAQ
| Link | Providers | Tags |
|---|---|---|
| http://ffmpeg.org/ | x_refsource_CONFIRMVendor Advisory | |
| http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229 | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229 | x_refsource_CONFIRM | |
| http://libav.org/ | x_refsource_CONFIRMVendor Advisory | |
| http://ubuntu.com/usn/usn-1320-1 | vendor-advisoryx_refsource_UBUNTU | |
| http://ubuntu.com/usn/usn-1333-1 | vendor-advisoryx_refsource_UBUNTU | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:074 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:075 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:076 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.securityfocus.com/archive/1/520620 | mailing-listx_refsource_BUGTRAQ |
Change history (0)
No recorded changes yet.