Heap-based buffer overflow in the decode_dds1 function in libavcodec/dfa.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8,…

published 2017-06-28 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18901

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.8%; EPSS 2.8% chance of exploitation in 30 days, percentile 86%
public exploits: 0; none known

Heap-based buffer overflow in the decode_dds1 function in libavcodec/dfa.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file.

Patch / fix

fixed in 1 distros 3 links 1

ffmpeg ffmpeg 2.8.12, 3.0.8, 3.1.8, 3.2.5, 3.3.1

debian ubuntu alpine

ffmpeg Debian 14, Debian 13, Debian 12 7:3.2.5-1

debian advisories DEBIAN-CVE-2017-9992

ffmpeg Ubuntu 16.04 LTS 7:2.8.14-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2017-9992

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

ffmpeg Alpine 3.5, Alpine 3.4 3.1.8-r0
ffmpeg Alpine 3.6 3.2.5-r0

alpine advisories ALPINE-CVE-2017-9992

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

github.com/FFmpeg/FFmpeg@f52fbf4 commit

Exploit prediction

2.79% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

github.com /FFmpeg/FFmpeg/commit/f52fbf4f3ed02a7d872d8a102006f29b4421f360
issue-tracking, patch, third-party-advisory
debian.org /security/2017/dsa-4012
vendor-advisory, third-party-advisory
securityfocus.com /bid/99319
vdb-entry, third-party-advisory
bugs.chromium.org /p/oss-fuzz/issues/detail?id=1345
issue-tracking, third-party-advisory

Sources

CVE List CVE-2017-9992
NVD CVE-2017-9992

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary