CVE-2021-23169 · cross-distro fix matrix

CVE-2021-23169: A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3.0.1. An attacker could use this flaw to execute arbitrary code with the permissions of the user running the application compiled against OpenEXR.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-23169 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

openexr→ fixed in2.5.4-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openexr
```

Debian bookworm

Source: Debian Security Tracker

openexr→ fixed in2.5.4-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openexr
```

Debian trixie

Source: Debian Security Tracker

openexr→ fixed in2.5.4-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openexr
```

Alpine v3.20

Source: Alpine secdb

openexr→ fixed in3.1.1-r0
```
apk update && apk add --upgrade openexr
```

Alpine v3.21

Source: Alpine secdb

openexr→ fixed in3.1.1-r0
```
apk update && apk add --upgrade openexr
```

Alpine edge

Source: Alpine secdb

openexr→ fixed in3.1.1-r0
```
apk update && apk add --upgrade openexr
```

Alpine v3.18

Source: Alpine secdb

openexr→ fixed in3.1.1-r0
```
apk update && apk add --upgrade openexr
```

Alpine v3.19

Source: Alpine secdb

openexr→ fixed in3.1.1-r0
```
apk update && apk add --upgrade openexr
```

Are YOU affected by CVE-2021-23169?

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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