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VULNERABILITIES

CVE-2026-30999 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://excellent-oatmeal-319.notion.site/CVE-2026-30999-Memory-Leak-e0d88ac53e2e42c1b5ef9aa3497e27b6 [email protected]ExploitThird Party Advisory
https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html [email protected]Product
https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c [email protected]Product
https://www.ffmpeg.org/download.html [email protected]Product

Weakness Enumeration

CWE-IDCWE NameSource
CWE-122Heap-based Buffer OverflowCISA-ADP

Affected Products

ProductVersions
ffmpeg ffmpeg
<= 8.0.1

CPE

  • cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-30999
NVD Published Date:
Apr 13, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-30999 Details - Not Deferred