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CVE-2022-21682 · cross-distro fix matrix

CVE-2022-21682: Flatpak is a Linux application sandboxing and distribution framework. A path traversal vulnerability affects versions of Flatpak prior to 1.12.3 and 1.10.6. flatpak-builder applies `finish-args` last in the build. At this point the build directory will have the full access that is specified in the m

Affects 8 Linux releases across 13 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-21682 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

flatpak→ fixed in1.10.7-0+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y flatpak
```

Debian bookworm

Source: Debian Security Tracker

flatpak→ fixed in1.12.3-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y flatpak
```

Debian trixie

Source: Debian Security Tracker

flatpak→ fixed in1.12.3-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y flatpak
```

Alpine v3.20

Source: Alpine secdb

flatpak-builder→ fixed in1.2.2-r0

apk update && apk add --upgrade flatpak-builder

flatpak→ fixed in1.12.5-r0
```
apk update && apk add --upgrade flatpak
```

Alpine v3.21

Source: Alpine secdb

flatpak-builder→ fixed in1.2.2-r0

apk update && apk add --upgrade flatpak-builder

flatpak→ fixed in1.12.5-r0
```
apk update && apk add --upgrade flatpak
```

Alpine edge

Source: Alpine secdb

flatpak-builder→ fixed in1.2.2-r0

apk update && apk add --upgrade flatpak-builder

flatpak→ fixed in1.12.5-r0
```
apk update && apk add --upgrade flatpak
```

Alpine v3.18

Source: Alpine secdb

flatpak-builder→ fixed in1.2.2-r0

apk update && apk add --upgrade flatpak-builder

flatpak→ fixed in1.12.5-r0
```
apk update && apk add --upgrade flatpak
```

Alpine v3.19

Source: Alpine secdb

flatpak-builder→ fixed in1.2.2-r0

apk update && apk add --upgrade flatpak-builder

flatpak→ fixed in1.12.5-r0
```
apk update && apk add --upgrade flatpak
```

Are YOU affected by CVE-2022-21682?

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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Continuous monitoring beats manual checking

CVE-2022-21682dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

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