CVE-2025-7700 · cross-distro fix matrix

CVE-2025-7700: A flaw was found in FFmpeg’s ALS audio decoder, where it does not properly check for memory allocation failures. This can cause the application to crash when processing certain malformed audio files. While it does not lead to data theft or system control, it can be used to disrupt services and cause

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-7700 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

ffmpeg→ fixed in7:4.3.9-0+deb11u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ffmpeg
```

Debian bookworm

Source: Debian Security Tracker

ffmpeg→ fixed in7:5.1.7-0+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ffmpeg
```

Debian trixie

Source: Debian Security Tracker

ffmpeg→ fixed in7:7.1.2-0+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ffmpeg
```

Are YOU affected by CVE-2025-7700?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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