CVE-2026-30997

EUVD-2026-21972
An out-of-bounds read in the read_global_param() function (libavcodec/av1dec.c) of FFmpeg v8.0.1 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
Base Score
CVSS 3.x
EPSS Score
Percentile: 26.17%
Affected Products (NVD)
VendorProductVersion
ffmpegffmpeg
𝑥
≤ 8.0.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ffmpeg
bookworm
7:5.1.9-0+deb12u1
fixed
bookworm (security)
7:5.1.9-0+deb12u1
fixed
bullseye
postponed
bullseye (security)
vulnerable
forky
7:8.1.2-2
fixed
sid
7:8.1.2-2
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
questing
ignored
resolute
needs-triage
xenial
needs-triage
libav
jammy
dne
noble
dne
questing
dne
resolute
dne
trusty
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libavcodec58_134
suse enterprise desktop 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise sap 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
suse enterprise server 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise workstation 15 SP7
4.4.7-150600.13.47.1
fixed
libavformat58_76
suse enterprise desktop 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise sap 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
suse enterprise server 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise workstation 15 SP7
4.4.7-150600.13.47.1
fixed
libavutil56_70
suse enterprise desktop 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise sap 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
suse enterprise server 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise workstation 15 SP7
4.4.7-150600.13.47.1
fixed
libpostproc55_9
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
libswresample3_9
suse enterprise desktop 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise sap 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
suse enterprise server 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise workstation 15 SP7
4.4.7-150600.13.47.1
fixed
libswscale5_9
suse enterprise desktop 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise sap 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise server 15 SP4
4.4.7-150400.3.67.1
fixed
suse enterprise server 15 SP7
4.4.7-150600.13.47.1
fixed
suse enterprise workstation 15 SP7
4.4.7-150600.13.47.1
fixed
Common Weakness Enumeration
References
https://excellent-oatmeal-319.notion.site/CVE-2026-30997-Out-of-Bounds-Access-a7929817b9794568b2f7774397c7d65f
https://github.com/FFmpeg/FFmpeg