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vulnerability
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CVE-2026-30999
Component Overview
Vulnerability Overview
Name
CVE-2026-30999
Source
NVD (
link
)
Debian (
link
)
Description
A heap buffer overflow in the av_bprint_finalize() function of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
CWEs
CWE-122
Published Date
Apr 13, 2026
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://excellent-oatmeal-319.notion.site/CVE-2026-30999-Memory-Leak-e0d88ac53e2e42c1b5ef9aa3497e27b6
Exploit
https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html
Product
https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c
Product
https://www.ffmpeg.org/download.html
Product
Analysis
#
Affected Component
Analysis
ffmpeg
Exploitable
Vulnerability Ratings
#
7.5
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
ffmpeg
buildroot
master
6.1.5
Exploitable
ffmpeg
openwrt
master
6.1.4-r2
Exploitable
ffmpeg
openwrt
openwrt-25.12
6.1.4-r1
Exploitable
ffmpeg
yocto
kirkstone
5.0.3
Exploitable
ffmpeg
yocto
master
8.1.1
Not Affected
ffmpeg
yocto
scarthgap
6.1.4
Exploitable