CVE-2020-18378 · cross-distro fix matrix

CVE-2020-18378: A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-18378 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

binaryen→ fixed in68-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y binaryen
```

Debian bookworm

Source: Debian Security Tracker

binaryen→ fixed in68-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y binaryen
```

Debian trixie

Source: Debian Security Tracker

binaryen→ fixed in68-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y binaryen
```

Are YOU affected by CVE-2020-18378?

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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