CVE-2020-24661 · cross-distro fix matrix

CVE-2020-24661: GNOME Geary before 3.36.3 mishandles pinned TLS certificate verification for IMAP and SMTP services using invalid TLS certificates (e.g., self-signed certificates) when the client system is not configured to use a system-provided PKCS#11 store. This allows a meddler in the middle to present a differ

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-24661 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

geary→ fixed in3.38.0.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y geary
```

Debian bookworm

Source: Debian Security Tracker

geary→ fixed in3.38.0.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y geary
```

Debian trixie

Source: Debian Security Tracker

geary→ fixed in3.38.0.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y geary
```

Alpine v3.20

Source: Alpine secdb

geary→ fixed in3.37.91-r0
```
apk update && apk add --upgrade geary
```

Alpine v3.21

Source: Alpine secdb

geary→ fixed in3.37.91-r0
```
apk update && apk add --upgrade geary
```

Alpine edge

Source: Alpine secdb

geary→ fixed in3.37.91-r0
```
apk update && apk add --upgrade geary
```

Alpine v3.18

Source: Alpine secdb

geary→ fixed in3.37.91-r0
```
apk update && apk add --upgrade geary
```

Alpine v3.19

Source: Alpine secdb

geary→ fixed in3.37.91-r0
```
apk update && apk add --upgrade geary
```

Are YOU affected by CVE-2020-24661?

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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