CVE-2017-7859
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow...
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
- Record
CVE-2017-7859- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
- Record
CVE-2017-7859- Updated
- 2026-11-02
EUVDEUVD-2017-16834 No score
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
- Record
EUVD-2017-16834- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jj73-fmvh-f947
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow...
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
- Record
GHSA-jj73-fmvh-f947- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
OSV
FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.
- Record
CVE-2017-7859- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-06
OSVopenSUSE-SU-2024:10754-1 No score
ffmpeg-4-4.4-5.2 on GA media
These are all security issues fixed in the ffmpeg-4-4.4-5.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10754-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ffmpeg-4openSUSE:Tumbleweed From an advisory covering 46 CVEs |
before 4.4-5.2 | 4.4-5.2 |
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-2017-7859 is a critical vulnerability (CVSS 9.8) in Ffmpeg, published April 14, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.93%, the 80th percentile. No source names a fixed version.
References
bugs.chromium.org/p/oss-fuzz/issues/detail?id=713
securityfocus.com/bid/97663
nvd.nist.gov/vuln/detail/CVE-2017-7859
github.com/advisories/GHSA-jj73-fmvh-f947
suse.com/security/cve/CVE-2015-8216
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