CVE-2025-32464 · cross-distro fix matrix

CVE-2025-32464: HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.

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

Fix per ecosystem

Each block below is a distro release where CVE-2025-32464 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

haproxy→ fixed in2.2.9-2+deb11u7urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y haproxy
```

Debian bookworm

Source: Debian Security Tracker

haproxy→ fixed in2.6.12-1+deb12u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y haproxy
```

Debian trixie

Source: Debian Security Tracker

haproxy→ fixed in3.0.10-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y haproxy
```

Are YOU affected by CVE-2025-32464?

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.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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