Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."
Published Sep 10, 2012
10.0
HIGHCVSS 2.0
EPSS 3.24%
Description
Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."
Affected products
No data.
Configuration 1
Configuration 2
Configuration 3
- ≤ 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.
AV:N/AC:L/Au:N/C:C/I:C/A:C
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.24% (0.03241) | 87.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.97% (0.02972) | 85.43th | v5 (v2026.06.15) |
| Mar 29, 2025 | 1.99% (0.01988) | 72.76th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.92% (0.00915) | 74.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.60% (0.00603) | 79.23th | v3 (v2023.03.01) |
| Mar 14, 2024 | 0.60% (0.00603) | 78.03th | v3 (v2023.03.01) |
| Oct 5, 2023 | 0.60% (0.00603) | 76.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.57% (0.00575) | 74.61th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
No CWE recorded.
References (10)
- http://ffmpeg.org/security.html x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9d3032b960ae03066c008d6e6774f68b17a1d69d x_refsource_CONFIRM
- http://libav.org/releases/libav-0.7.7.changelog x_refsource_CONFIRM
- http://libav.org/releases/libav-0.8.4.changelog x_refsource_CONFIRM
- http://secunia.com/advisories/50468 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51257 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:079 vendor-advisoryx_refsource_MANDRIVA
- 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=9d3032b960ae03066c008d6e6774f68b17a1d69d | x_refsource_CONFIRM | |
| http://libav.org/releases/libav-0.7.7.changelog | x_refsource_CONFIRM | |
| http://libav.org/releases/libav-0.8.4.changelog | x_refsource_CONFIRM | |
| http://secunia.com/advisories/50468 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/51257 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2013:079 | vendor-advisoryx_refsource_MANDRIVA | |
| 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.