CVE-2018-12379 · cross-distro fix matrix

CVE-2018-12379: When the Mozilla Updater opens a MAR format file which contains a very long item filename, an out-of-bounds write can be triggered, leading to a potentially exploitable crash. This requires running the Mozilla Updater manually on the local system with the malicious MAR file in order to occur. This v

Affects 3 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2018-12379 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

firefox-esr→ fixed in60.2.0esr-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:60.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian bookworm

Source: Debian Security Tracker

firefox-esr→ fixed in60.2.0esr-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:60.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian trixie

Source: Debian Security Tracker

firefox-esr→ fixed in60.2.0esr-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:60.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Are YOU affected by CVE-2018-12379?

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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