Buffer overflow in Ffmpeg
CVE-2016-6920
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.028 (85.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
Weakness classification (CWE)
References
- packetstormsecurity.com/files/138618/ffmpeg-3.1.2-Heap-Overflow.html (VDB Entry, Third Party Advisory)
- www.securityfocus.com/archive/1/539368/100/0/threaded (mailing-list)
- www.securityfocus.com/bid/92664 (VDB Entry, Third Party Advisory, vdb-entry)
- git.videolan.org/gitweb.cgi/ffmpeg.git/
- www.securityfocus.com/bid/92790 (vdb-entry)
- www.ffmpeg.org/security.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2016-6920?
- CVE-2016-6920 is a high-severity vulnerability in Ffmpeg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-01-23.
- How severe is CVE-2016-6920?
- High severity. CVSS v3 base score is 7.5 out of 10.