CVE-2026-41445 · cross-distro fix matrix

CVE-2026-41445: KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther(dimReal+2)sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc()

Affects 4 Linux releases across 4 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-41445 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

kissfft→ fixed in131.1.0-1+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y kissfft
```

Debian bookworm

Source: Debian Security Tracker

kissfft→ fixed in131.1.0-4.1~deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y kissfft
```

Debian trixie

Source: Debian Security Tracker

kissfft→ fixed in131.1.0-4.1~deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y kissfft
```

Alpine edge

Source: Alpine secdb

kissfft→ fixed in131.2.0_git20260422-r0
```
apk update && apk add --upgrade kissfft
```

Are YOU affected by CVE-2026-41445?

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

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Continuous monitoring beats manual checking

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