nsvdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (out-of-bounds read and write) via a crafted NSV file that triggers "use of uninitialized streams."
Published Aug 20, 2012
6.8
MEDIUMCVSS 2.0
EPSS 2.73%
Description
nsvdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (out-of-bounds read and write) via a crafted NSV file that triggers "use of uninitialized streams."
Affected products
No data.
Configuration 1
Configuration 2
Configuration 3
Configuration 4
Configuration 5
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.73% (0.02735) | 85.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.73% (0.02735) | 84.14th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.02% (0.01023) | 75.72th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.15% (0.02146) | 89.70th | v3 (v2023.03.01) |
| Nov 8, 2023 | 2.15% (0.02146) | 88.04th | v3 (v2023.03.01) |
| May 8, 2023 | 4.23% (0.04226) | 90.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.60% (0.03595) | 90.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
References (8)
- http://ffmpeg.org/ x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=5c011706bc752d34bc6ada31d7df2ca0c9af7c6b x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=8fd8a48263ff1437f9d02d7e78dc63efb9b5ed3a x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=c898431ca5ef2a997fe9388b650f658fb60783e5 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.ubuntu.com/usn/USN-1479-1 vendor-advisoryx_refsource_UBUNTU
| Link | Providers | Tags |
|---|---|---|
| http://ffmpeg.org/ | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=5c011706bc752d34bc6ada31d7df2ca0c9af7c6b | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=8fd8a48263ff1437f9d02d7e78dc63efb9b5ed3a | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=c898431ca5ef2a997fe9388b650f658fb60783e5 | 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.ubuntu.com/usn/USN-1479-1 | vendor-advisoryx_refsource_UBUNTU |
Change history (0)
No recorded changes yet.