CVE-2007-4455 · cross-distro fix matrix

CVE-2007-4455: The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1.0.3 allows remote attackers to cause a denial of service (memory exhaustion) via a SIP dialog that c

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

Fix per ecosystem

Each block below is a distro release where CVE-2007-4455 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

asterisk→ fixed in1:1.4.11~dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y asterisk
```

Are YOU affected by CVE-2007-4455?

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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