The sbr_qmf_synthesis function in libavcodec/aacsbr.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (application crash) via a crafted mpg file that triggers memory corruption involving the v_off variable, probably a buffer underflow
Published Aug 20, 2012
4.3
MEDIUMCVSS 2.0
EPSS 2.05%
Description
The sbr_qmf_synthesis function in libavcodec/aacsbr.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (application crash) via a crafted mpg file that triggers memory corruption involving the v_off variable, probably a buffer underflow.
Affected products
No data.
- ≤ 0.9
- 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
- 0.6
- 0.6.1
- 0.6.2
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 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
- 0.8.6
- 0.8.7
- 0.8.8
- 0.8.10
- 0.8.11
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:N/I:N/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 | 2.05% (0.02054) | 80.56th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.05% (0.02054) | 78.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.83% (0.00830) | 72.91th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.78% (0.00785) | 82.15th | v3 (v2023.03.01) |
| May 17, 2024 | 0.78% (0.00785) | 81.38th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.78% (0.00785) | 79.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.55% (0.00554) | 74.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (5)
- http://ffmpeg.org/security.html x_refsource_CONFIRM
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2012/02/01/11 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/02/14/4 mailing-listx_refsource_MLIST
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78934 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://ffmpeg.org/security.html | x_refsource_CONFIRM | |
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b | x_refsource_CONFIRM | |
| http://www.openwall.com/lists/oss-security/2012/02/01/11 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2012/02/14/4 | mailing-listx_refsource_MLIST | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/78934 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.