CVE-2026-30999
ffmpeg: A heap buffer overflow in the av_bprint_finalize() function of FFmpeg v8.0.1 allows attackers to cause a Denial of Se...
CVE-2026-30999 is fixed in 16 products on 1 platform, first by DEBIAN-CVE-2026-30999, released April 13, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0045
39th percentile
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| ffmpeg · Debian 14 | 7:8.1.2-1 | DEBIAN-CVE-2026-30999 | Apr 13, 2026 |
| ffmpeg · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | ffmpeg 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| ffmpeg · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | ffmpeg 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavcodec-extra · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavcodec-extra 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavcodec-extra · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavcodec-extra 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavcodec-extra58 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavcodec-extra58 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavcodec-extra58 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavcodec-extra58 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavcodec58 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavcodec58 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavcodec58 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavcodec58 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavdevice58 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavdevice58 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavdevice58 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavdevice58 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavfilter-extra · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavfilter-extra 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavfilter-extra · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavfilter-extra 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavfilter-extra7 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavfilter-extra7 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavfilter-extra7 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavfilter-extra7 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavfilter7 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavfilter7 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavfilter7 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavfilter7 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavformat-extra · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavformat-extra 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavformat-extra58 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavformat-extra58 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavformat58 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavformat58 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavformat58 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavformat58 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libavresample4 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavresample4 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavutil56 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libavutil56 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libavutil56 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libavutil56 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libpostproc55 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libpostproc55 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libpostproc55 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libpostproc55 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libswresample3 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libswresample3 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libswresample3 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libswresample3 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
| libswscale5 · Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm17 | libswscale5 7:4.2.7-0ubuntu0.1+esm17 | Aug 6, 2026 |
| libswscale5 · Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm16 | libswscale5 7:4.4.2-0ubuntu0.22.04.1+esm16 | Aug 6, 2026 |
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