CVE-2014-9676
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free...
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
Exploit likelihood
What each source reports
NVD Score used
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
- Record
CVE-2014-9676- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
- Record
CVE-2014-9676- Updated
- 2026-11-02
EUVDEUVD-2014-9486 No score
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
- Record
EUVD-2014-9486- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9fmj-mghc-6mmj No score
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free...
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
- Record
GHSA-9fmj-mghc-6mmj- Updated
- 2026-11-02
OSVUBUNTU-CVE-2014-9676 No score
The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free.
- Record
UBUNTU-CVE-2014-9676- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libavDebian:7 |
before 6:0.8.17-2+deb7u1, plus listed versions 6:0.8.10-16:0.8.12-16:0.8.13-16:0.8.15-16:0.8.16-1 Show 6 moreShow less6:0.8.17-16:0.8.17-26:0.8.6-16:0.8.7-16:0.8.8-16:0.8.9-1 |
6:0.8.17-2+deb7u1 |
libavUbuntu:Pro:14.04:LTS |
before 6:9.20-0ubuntu0.14.04.1+esm1, plus listed versions 6:0.8.7-1ubuntu26:9.10-1ubuntu16:9.10-1ubuntu26:9.10-1ubuntu56:9.10-1ubuntu6 Show 8 moreShow less6:9.10-1ubuntu76:9.11-2ubuntu16:9.11-2ubuntu26:9.13-0ubuntu0.14.04.16:9.14-0ubuntu0.14.04.16:9.16-0ubuntu0.14.04.16:9.18-0ubuntu0.14.04.16:9.20-0ubuntu0.14.04.1 |
6:9.20-0ubuntu0.14.04.1+esm1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2014-9676 is a medium vulnerability (CVSS 6.8) in Ffmpeg, published February 28, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.32%, the 88th percentile. Fixed in libav 6:0.8.17-2+deb7u1.