CVE-2017-9334 · cross-distro fix matrix

CVE-2017-9334: An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-9334 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

chicken→ fixed in4.12.0-0.2urgency: low

sudo apt-get install --only-upgrade -y chicken

Debian bookworm

Source: Debian Security Tracker

chicken→ fixed in4.12.0-0.2urgency: low

sudo apt-get install --only-upgrade -y chicken

Debian trixie

Source: Debian Security Tracker

chicken→ fixed in4.12.0-0.2urgency: low

sudo apt-get install --only-upgrade -y chicken

Alpine v3.20

Source: Alpine secdb

chicken→ fixed in4.12.0-r2
```
apk update && apk add --upgrade chicken
```

Alpine v3.21

Source: Alpine secdb

chicken→ fixed in4.12.0-r2
```
apk update && apk add --upgrade chicken
```

Alpine edge

Source: Alpine secdb

chicken→ fixed in4.12.0-r2
```
apk update && apk add --upgrade chicken
```

Alpine v3.18

Source: Alpine secdb

chicken→ fixed in4.12.0-r2
```
apk update && apk add --upgrade chicken
```

Alpine v3.19

Source: Alpine secdb

chicken→ fixed in4.12.0-r2
```
apk update && apk add --upgrade chicken
```

Are YOU affected by CVE-2017-9334?

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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