CVE-2021-28021 · cross-distro fix matrix

CVE-2021-28021: Buffer overflow vulnerability in function stbi__extend_receive in stb_image.h in stb 2.26 via a crafted JPEG file.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-28021 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libstb→ fixed in0.0~git20200713.b42009b+ds-1+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libstb
```

Debian bookworm

Source: Debian Security Tracker

libstb→ fixed in0.0~git20220908.8b5f1f3+ds-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libstb
```

Debian trixie

Source: Debian Security Tracker

libstb→ fixed in0.0~git20220908.8b5f1f3+ds-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libstb
```

Are YOU affected by CVE-2021-28021?

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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