CVE-2009-4631
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a...
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
Exploit likelihood
What each source reports
NVD Score used
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
CVE-2009-4631- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
CVE-2009-4631- Updated
- 2026-11-02
EUVDEUVD-2009-4596 No score
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
EUVD-2009-4596- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x344-wx2q-g6rh No score
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a...
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
GHSA-x344-wx2q-g6rh- Updated
- 2026-11-02
OSV No score
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
CVE-2009-4631- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-4631 No score
Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.
- Record
DEBIAN-CVE-2009-4631- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ffmpegDebian:12 |
before 4:0.5+svn20090706-3 | 4:0.5+svn20090706-3 |
ffmpegDebian:13 |
before 4:0.5+svn20090706-3 | 4:0.5+svn20090706-3 |
ffmpegDebian:14 |
before 4:0.5+svn20090706-3 | 4:0.5+svn20090706-3 |
ffmpeg-debianDebian:5.0 From an advisory covering 9 CVEs |
before 0.svn20080206-18+lenny1, plus listed versions 0.svn20080206-160.svn20080206-170.svn20080206-17+lenny10.svn20080206-18 |
0.svn20080206-18+lenny1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4631 is a high vulnerability (CVSS 9.3) in Ffmpeg, published February 10, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.05%, the 92nd percentile. Fixed in ffmpeg 4:0.5+svn20090706-3.
