# CVE-2020-22049: ffmpeg: A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector function in wt... CVE-2020-22049 is fixed in 25 products on 1 platform, first by ffmpeg 7:3.4.8-0ubuntu0.2, released June 2, 2021. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2020-22049 - Priority: Routine - CVSS: n/a (Medium) - EPSS: 0.0132 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jun 2, 2021 ## Description A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector function in wtvdec.c. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | ffmpeg Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [ffmpeg 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ffmpeg-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | ffmpeg Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [ffmpeg 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ffmpeg-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavcodec-extra Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavcodec-extra 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec-extra-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavcodec-extra Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavcodec-extra 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec-extra-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavcodec-extra57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavcodec-extra57 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec-extra57-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavcodec-extra58 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavcodec-extra58 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec-extra58-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavcodec57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavcodec57 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec57-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavcodec58 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavcodec58 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec58-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavdevice57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavdevice57 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavdevice57-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavdevice58 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavdevice58 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavdevice58-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavfilter-extra Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavfilter-extra 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter-extra-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavfilter-extra Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavfilter-extra 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter-extra-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavfilter-extra6 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavfilter-extra6 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter-extra6-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavfilter-extra7 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavfilter-extra7 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter-extra7-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavfilter6 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavfilter6 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter6-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavfilter7 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavfilter7 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter7-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavformat57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavformat57 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavformat57-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavformat58 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavformat58 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavformat58-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavresample3 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavresample3 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavresample3-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavresample4 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavresample4 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavresample4-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libavutil55 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libavutil55 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavutil55-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libavutil56 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libavutil56 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavutil56-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libpostproc54 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libpostproc54 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpostproc54-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libpostproc55 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libpostproc55 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libpostproc55-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libswresample2 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libswresample2 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswresample2-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libswresample3 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libswresample3 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libswresample3-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | | Linux | libswscale4 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.8-0ubuntu0.2 | [libswscale4 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | | Linux | libswscale5 Ubuntu 20.04 LTS (focal) | 7:4.2.4-1ubuntu0.1 | [libswscale5 7:4.2.4-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libswscale5-7-4.2.4-1ubuntu0.1.md) | Jun 2, 2021 | --- Data as of 2026-11-08T06:59:42Z UTC. 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