CVE-2026-40962
Fixed in a distro release EPSS <1%CVSS 4.9
FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC (Common Encryption) subsample data to libavformat/mov.c.
Products: FFMPEG
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | eco-python-ffmpeg-6-minimal | no fix |
| Chainguard | eco-python-ffmpeg-6-minimal-dev | no fix |
| Chainguard | eco-python-ffmpeg-6-minimal-static | no fix |
| Chainguard | eco-python-ffmpeg-7-minimal | no fix |
| Chainguard | eco-python-ffmpeg-7-minimal-dev | no fix |
| Chainguard | eco-python-ffmpeg-7-minimal-static | no fix |
| Chainguard | ffmpeg-6 | 6.1.4-r4 |
| Chainguard | ffmpeg-7 | no fix |
| Chainguard | ffmpeg-7.1 | 7.1.3-r6 |
| Chainguard | ffmpeg-7.1-libavdevice61 | 7.1.5-r2 |
| Chainguard | ffmpeg-7.1-libswscale8 | 7.1.5-r2 |
| Chainguard | ffmpeg-8.0 | 8.0.1-r7 |
| Chainguard | ffmpeg-fips-7.1 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-dev | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libavcodec61 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libavdevice61 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libavfilter10 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libavformat61 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libavutil59 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libpostproc58 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libswresample5 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-libswscale8 | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-7.1-static | 7.1.4-r0 |
| Chainguard | ffmpeg-fips-8.0 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-dev | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libavcodec62 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libavdevice62 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libavfilter11 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libavformat62 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libavutil60 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libswresample6 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-libswscale9 | 8.0.2-r0 |
| Chainguard | ffmpeg-fips-8.0-static | 8.0.2-r0 |
| Chainguard | torchaudio-ffmpeg-tarballs | no fix |
| Chainguard | torchaudio-ffmpeg-tarballs-4.4.4 | no fix |
| Chainguard | torchaudio-ffmpeg-tarballs-5.0.3 | no fix |
| Chainguard | torchaudio-ffmpeg-tarballs-6.0 | no fix |
| Debian 12 | ffmpeg | 7:5.1.9-0+deb12u1 |
| Debian 13 | ffmpeg | 7:7.1.4-0+deb13u1 |
| Debian 14 | ffmpeg | 7:8.1-1 |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg-debugsource | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | ffmpeg-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavcodec-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavcodec-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavcodec-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavdevice-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavdevice-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavdevice-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavfilter-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavfilter-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavfilter-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavformat-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavformat-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavformat-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavutil-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavutil-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libavutil-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libpostproc-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libpostproc-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libpostproc-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswresample-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswresample-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswresample-free-rhai-devel | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswscale-free-rhai | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswscale-free-rhai-debuginfo | 0:6.1.6-9.el9ai |
| Red Hat Enterprise Linux ai 3.0 | libswscale-free-rhai-devel | 0:6.1.6-9.el9ai |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | ffmpeg-4 | 4.4.7-150400.3.67.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | ffmpeg-4 | 4.4.7-150400.3.67.1 |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | ffmpeg-4 | 4.4.7-150600.13.47.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | ffmpeg-4 | 4.4.7-150400.3.67.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | ffmpeg-4 | 4.4.7-150400.3.67.1 |
| SUSE Linux Enterprise Workstation Extension 15 SP7 | ffmpeg-4 | 4.4.7-150600.13.47.1 |
| Ubuntu 25.10 | ffmpeg | no fix |
| Ubuntu 26.10 | ffmpeg | no fix |
| Ubuntu Pro 14.04 LTS | libav | no fix |
| Ubuntu Pro 20.04 LTS | ffmpeg | 7:4.2.7-0ubuntu0.1+esm13 |
| Ubuntu Pro 22.04 LTS | ffmpeg | 7:4.4.2-0ubuntu0.22.04.1+esm12 |
| Ubuntu Pro 24.04 LTS | ffmpeg | 7:6.1.1-3ubuntu5+esm10 |
| Ubuntu Pro 26.04 LTS | ffmpeg | 7:8.0.1-3ubuntu2+esm1 |
| Wolfi | ffmpeg-7 | no fix |
| Wolfi | ffmpeg-7.1 | 7.1.3-r6 |
| Wolfi | ffmpeg-7.1-libavdevice61 | 7.1.5-r2 |
| Wolfi | ffmpeg-7.1-libswscale8 | 7.1.5-r2 |
| Wolfi | ffmpeg-8.0 | 8.0.1-r7 |
| openSUSE Leap 16.0 | ffmpeg-7 | 7.1.4-160000.1.1 |
| openSUSE Tumbleweed | ffmpeg-4 | 4.4.6-12.1 |
| openSUSE Tumbleweed | ffmpeg-7 | 7.1.3-3.1 |