CVE-2026-38347

EUVD-2026-67320
A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git-master commit 722a217 allows attackers to cause a Denial of Service (DoS) via a crafted input.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 37.84%
Debian logo
Debian Releases
Debian Product
Codename
ffmpeg
bookworm
vulnerable
bookworm (security)
vulnerable
forky
7:9.0.2-1
fixed
sid
7:9.0.2-3
fixed
trixie
7:7.1.5-0+deb13u1
fixed
trixie (security)
7:7.1.5-0+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ffmpeg
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
needs-triage
xenial
needs-triage
libav
jammy
dne
noble
dne
resolute
dne
trusty
needs-triage