HIGH
Multiple unspecified vulnerabilities in libavcodec/wmalosslessdec.c in FFmpeg before 0.11 have unknown impact and attack vectors related to (1) size of "mclms arrays," (2) "a get_bits(0) in decode_ac_filter," and (3) "too many bits in decode_channel_residues()."
Published Sep 10, 2012
10.0
HIGHCVSS 2.0
EPSS 2.55%
Description
Multiple unspecified vulnerabilities in libavcodec/wmalosslessdec.c in FFmpeg before 0.11 have unknown impact and attack vectors related to (1) size of "mclms arrays," (2) "a get_bits(0) in decode_ac_filter," and (3) "too many bits in decode_channel_residues()."
Affected products
No data.
OR
- ≤ 0.10.4
- 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
- 0.4.9
- 0.5
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.4.5
- 0.5.4.6
- 0.6
- 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
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.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.55% 0.02551
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02551
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 | 2.55% (0.02551) | 84.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.55% (0.02551) | 82.94th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.85% (0.00851) | 73.30th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.42% (0.00424) | 75.12th | v3 (v2023.03.01) |
| May 24, 2024 | 0.44% (0.00437) | 74.73th | v3 (v2023.03.01) |
| May 10, 2024 | 0.41% (0.00414) | 73.89th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.40% (0.00398) | 73.22th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.41% (0.00412) | 73.28th | v3 (v2023.03.01) |
| Oct 5, 2023 | 0.42% (0.00424) | 71.31th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00448) | 71.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.18% (0.01183) | 61.76th | v2 (v2022.01.01) |
| Oct 19, 2022 | 1.18% (0.01183) | 60.79th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.18% (0.01183) | 58.77th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.18% (0.01183) | 35.15th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (8)
- http://ffmpeg.org/security.html x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=2a7063de547b1d8fb1cef523469390fb59fb2c50 x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=a0abefb0af64a311b15141062c77dd577ba590a3 x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=b3a43515827f3d22a881c33b87384f01c86786fd x_refsource_CONFIRM
- http://secunia.com/advisories/50468 third-party-advisoryx_refsource_SECUNIA
- http://www.openwall.com/lists/oss-security/2012/08/31/3 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/09/02/4 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/55355 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://ffmpeg.org/security.html | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=2a7063de547b1d8fb1cef523469390fb59fb2c50 | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=a0abefb0af64a311b15141062c77dd577ba590a3 | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=b3a43515827f3d22a881c33b87384f01c86786fd | x_refsource_CONFIRM | |
| http://secunia.com/advisories/50468 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.openwall.com/lists/oss-security/2012/08/31/3 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2012/09/02/4 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/55355 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner Chrome
Published Sep 10, 2012
Updated Sep 16, 2024
Reserved May 19, 2012
Link CVE-2012-2795
CISA Vulnrichment
Updated n/a