libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data
Published Nov 5, 2014
7.5
HIGHCVSS 2.0
EPSS 2.40%
Description
libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.
Affected products
No data.
- ≤ 2.4.1
- 0.3
- 0.3.1
- 0.3.2
- 0.3.3
- 0.3.4
- 0.4.0
- 0.4.2
- 0.4.3
- 0.4.4
- 0.4.5
- 0.4.6
- 0.4.7
- 0.4.8
- 0.4.9
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.4.5
- 0.5.4.6
- 0.5.5
- 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
- 0.7.9
- 0.7.11
- 0.7.12
- 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
- 0.8.8
- 0.8.10
- 0.8.11
- 0.9
- 0.9.1
- 0.10
- 0.10.3
- 0.10.4
- 0.11
- 0.11.1
- 0.11.2
- 0.11.3
- 0.11.4
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.7
- 1.1.8
- 1.1.9
- 1.1.10
- 1.1.11
- 1.1.12
- 1.1.13
- 1.2
- 1.2.1
- 1.2.3
- 1.2.4
- 1.2.5
- 1.2.6
- 1.2.7
- 2.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.1
- 2.1.1
- 2.1.2
- 2.1.3
- 2.1.4
- 2.1.5
- 2.2
- 2.2.4
- 2.3
- 2.3.2
- 2.3.3
- 2.3.4
- 2.4
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:L/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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.40% (0.02395) | 83.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.40% (0.02395) | 81.77th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.52% (0.00519) | 64.80th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.45% (0.00449) | 75.88th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.45% (0.00449) | 74.31th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00449) | 71.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=550f3e9df3410b3dd975e590042c0d83e20a8da3 x_refsource_CONFIRM
- http://www.ffmpeg.org/security.html x_refsource_CONFIRM
- https://security.gentoo.org/glsa/201603-06 vendor-advisoryx_refsource_GENTOO
| Link | Providers | Tags |
|---|---|---|
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=550f3e9df3410b3dd975e590042c0d83e20a8da3 | x_refsource_CONFIRM | |
| http://www.ffmpeg.org/security.html | x_refsource_CONFIRM | |
| https://security.gentoo.org/glsa/201603-06 | vendor-advisoryx_refsource_GENTOO |
Change history (0)
No recorded changes yet.