CVE-2016-6920
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 7:3.1.3-1 |
| debian | bullseye | fixed | 7:3.1.3-1 |
| debian | forky | fixed | 7:3.1.3-1 |
| debian | sid | fixed | 7:3.1.3-1 |
| debian | trixie | fixed | 7:3.1.3-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| ffmpeg | ffmpeg | {"endIncluding":"3.1.2"} | |
References
- http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit%3Bh=79f52a0dbd484aad111e4bf4a4f7047c7ceb6137
- http://packetstormsecurity.com/files/138618/ffmpeg-3.1.2-Heap-Overflow.html
- http://www.securityfocus.com/archive/1/539368/100/0/threaded
- http://www.securityfocus.com/bid/92664
- http://www.securityfocus.com/bid/92790
- https://www.ffmpeg.org/security.html
- https://security-tracker.debian.org/tracker/CVE-2016-6920
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.