CVE-2023-31102 · cross-distro fix matrix

CVE-2023-31102: Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive.

Affects 1 Linux release across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-31102 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

7zip→ fixed in23.01+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y 7zip
```
p7zip→ fixed in16.02+transitional.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y p7zip
```

Are YOU affected by CVE-2023-31102?

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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