Integer overflow in the vp3_dequant function in the VP3 decoder (vp3.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 (crash) and possibly execute arbitrary code via a crafted VP3 stream, which triggers a buffer overflow
Published Aug 20, 2012
6.8
MEDIUMCVSS 2.0
EPSS 6.05%
Description
Integer overflow in the vp3_dequant function in the VP3 decoder (vp3.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 (crash) and possibly execute arbitrary code via a crafted VP3 stream, which triggers a buffer overflow.
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
- 0.6.3
- 0.7
- 0.7
- 0.7
- 0.7.1
Configuration 2
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.4.5
- 0.5.4.6
- 0.6
- 0.6.1
- 0.6.2
- 0.6.3
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.4
- 0.7.5
- 0.7.6
- 0.7.7
- 0.7.8
- 0.8.0
- 0.8.1
- 0.8.2
- 0.8.5
- 0.8.5.3
- 0.8.5.4
- 0.8.6
- 0.8.7
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 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 | 6.05% (0.06047) | 93.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.60% (0.06597) | 92.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 4.50% (0.04496) | 88.37th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.88% (0.02877) | 91.12th | v3 (v2023.03.01) |
| May 24, 2024 | 2.38% (0.02382) | 89.85th | v3 (v2023.03.01) |
| May 10, 2024 | 1.69% (0.01694) | 87.66th | v3 (v2023.03.01) |
| Apr 25, 2024 | 1.44% (0.01437) | 86.40th | v3 (v2023.03.01) |
| Mar 28, 2024 | 1.61% (0.01608) | 87.15th | v3 (v2023.03.01) |
| Mar 15, 2024 | 2.26% (0.02263) | 89.32th | v3 (v2023.03.01) |
| Feb 8, 2024 | 2.57% (0.02575) | 89.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.79% (0.02793) | 89.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.60% (0.06604) | 91.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.60% (0.06604) | 90.72th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.60% (0.06604) | 78.62th | v2 (v2022.01.01) |
References (13)
- http://ffmpeg.org/ x_refsource_CONFIRMVendor Advisory
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=8b94df0f2047e9728cb872adc9e64557b7a5152f x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=eef5c35b4352ec49ca41f6198bee8a976b1f81e5 x_refsource_CONFIRM
- http://libav.org/ x_refsource_CONFIRMVendor Advisory
- http://libav.org/releases/libav-0.5.6.changelog x_refsource_CONFIRM
- http://libav.org/releases/libav-0.6.4.changelog x_refsource_CONFIRM
- http://libav.org/releases/libav-0.7.3.changelog x_refsource_CONFIRM
- 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/1/520622 mailing-listx_refsource_BUGTRAQ
Change history (0)
No recorded changes yet.