CVE-2017-16803
HIGH7.5EPSS 0.68%libav - security update
Published: 11/13/2017Modified: 4/28/2026
Also known as:DEBIAN-CVE-2017-16803
Description
In Libav through 11.11 and 12.x through 12.1, the smacker_decode_tree function in libavcodec/smacker.c does not properly restrict tree recursion, which allows remote attackers to cause a denial of service (bitstream.c:build_table() out-of-bounds read and application crash) via a crafted Smacker stream.
Affected packages (2)
- Debian/ffmpegfrom 0, < 7:2.2.1-1
- Debian/libavfrom 0, < 6:11.12-1~deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |