CVE-2020-15999 · cross-distro fix matrix

CVE-2020-15999: Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affects 8 Linux releases across 25 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-15999 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

freetype→ fixed in2.10.2+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y freetype
```

Debian bookworm

Source: Debian Security Tracker

freetype→ fixed in2.10.2+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y freetype
```

Debian trixie

Source: Debian Security Tracker

freetype→ fixed in2.10.2+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y freetype
```

Alpine v3.20

Source: Alpine secdb

freetype→ fixed in2.10.4-r0

apk update && apk add --upgrade freetype

firefox-esr→ fixed in78.5.0-r0

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

firefox→ fixed in83.0-r0
```
apk update && apk add --upgrade firefox
```

thunderbird→ fixed in78.5.1-r0

apk update && apk add --upgrade thunderbird

Alpine v3.21

Source: Alpine secdb

freetype→ fixed in2.10.4-r0

apk update && apk add --upgrade freetype

firefox-esr→ fixed in78.5.0-r0

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

firefox→ fixed in83.0-r0
```
apk update && apk add --upgrade firefox
```

librewolf→ fixed in83.0-r0

apk update && apk add --upgrade librewolf

thunderbird→ fixed in78.5.1-r0

apk update && apk add --upgrade thunderbird

Alpine edge

Source: Alpine secdb

freetype→ fixed in2.10.4-r0

apk update && apk add --upgrade freetype

firefox-esr→ fixed in78.5.0-r0

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

firefox→ fixed in83.0-r0
```
apk update && apk add --upgrade firefox
```

librewolf→ fixed in83.0-r0

apk update && apk add --upgrade librewolf

thunderbird→ fixed in78.5.1-r0

apk update && apk add --upgrade thunderbird

Alpine v3.18

Source: Alpine secdb

freetype→ fixed in2.10.4-r0

apk update && apk add --upgrade freetype

firefox-esr→ fixed in78.5.0-r0

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

firefox→ fixed in83.0-r0
```
apk update && apk add --upgrade firefox
```

thunderbird→ fixed in78.5.1-r0

apk update && apk add --upgrade thunderbird

Alpine v3.19

Source: Alpine secdb

freetype→ fixed in2.10.4-r0

apk update && apk add --upgrade freetype

firefox-esr→ fixed in78.5.0-r0

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

firefox→ fixed in83.0-r0
```
apk update && apk add --upgrade firefox
```

thunderbird→ fixed in78.5.1-r0

apk update && apk add --upgrade thunderbird

Are YOU affected by CVE-2020-15999?

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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