CVE-2017-7244 · cross-distro fix matrix

CVE-2017-7244: The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2017-7244 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

pcre3→ fixed in2:8.39-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pcre3
```

Debian bookworm

Source: Debian Security Tracker

pcre3→ fixed in2:8.39-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pcre3
```

Are YOU affected by CVE-2017-7244?

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.

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