CVE-2019-11764 · cross-distro fix matrix

CVE-2019-11764: Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could be exploited to run arbitrary code. This vulnerability affects Firefox <

Affects 8 Linux releases across 18 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-11764 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

firefox-esr→ fixed in68.2.0esr-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:68.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian bookworm

Source: Debian Security Tracker

firefox-esr→ fixed in68.2.0esr-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:68.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian trixie

Source: Debian Security Tracker

firefox-esr→ fixed in68.2.0esr-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:68.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Alpine v3.20

Source: Alpine secdb

firefox-esr→ fixed in68.2.0-r0

apk update && apk add --upgrade firefox-esr

firefox→ fixed in70.0-r0
```
apk update && apk add --upgrade firefox
```

Alpine v3.21

Source: Alpine secdb

firefox-esr→ fixed in68.2.0-r0

apk update && apk add --upgrade firefox-esr

firefox→ fixed in70.0-r0
```
apk update && apk add --upgrade firefox
```

librewolf→ fixed in70.0-r0

apk update && apk add --upgrade librewolf

Alpine edge

Source: Alpine secdb

firefox-esr→ fixed in68.2.0-r0

apk update && apk add --upgrade firefox-esr

firefox→ fixed in70.0-r0
```
apk update && apk add --upgrade firefox
```

librewolf→ fixed in70.0-r0

apk update && apk add --upgrade librewolf

Alpine v3.18

Source: Alpine secdb

firefox-esr→ fixed in68.2.0-r0

apk update && apk add --upgrade firefox-esr

firefox→ fixed in70.0-r0
```
apk update && apk add --upgrade firefox
```

Alpine v3.19

Source: Alpine secdb

firefox-esr→ fixed in68.2.0-r0

apk update && apk add --upgrade firefox-esr

firefox→ fixed in70.0-r0
```
apk update && apk add --upgrade firefox
```

Are YOU affected by CVE-2019-11764?

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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