CVE-2020-35738 · cross-distro fix matrix

CVE-2020-35738: WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later "unofficial" releases through 5.3.2, which are also affected.

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-35738 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

wavpack→ fixed in5.3.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wavpack
```

Debian bookworm

Source: Debian Security Tracker

wavpack→ fixed in5.3.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wavpack
```

Debian trixie

Source: Debian Security Tracker

wavpack→ fixed in5.3.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wavpack
```

Alpine v3.20

Source: Alpine secdb

wavpack→ fixed in5.4.0-r0
```
apk update && apk add --upgrade wavpack
```

Alpine v3.21

Source: Alpine secdb

wavpack→ fixed in5.4.0-r0
```
apk update && apk add --upgrade wavpack
```

Alpine edge

Source: Alpine secdb

wavpack→ fixed in5.4.0-r0
```
apk update && apk add --upgrade wavpack
```

Alpine v3.18

Source: Alpine secdb

wavpack→ fixed in5.4.0-r0
```
apk update && apk add --upgrade wavpack
```

Alpine v3.19

Source: Alpine secdb

wavpack→ fixed in5.4.0-r0
```
apk update && apk add --upgrade wavpack
```

Are YOU affected by CVE-2020-35738?

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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