CVE-2025-0689 · cross-distro fix matrix

CVE-2025-0689: When reading data from disk, the grub's UDF filesystem module utilizes the user controlled data length metadata to allocate its internal buffers. In certain scenarios, while iterating through disk sectors, it assumes the read size from the disk is always smaller than the allocated buffer size which

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-0689 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

grub2→ fixed in2.12-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y grub2
```

Are YOU affected by CVE-2025-0689?

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