CVE-2019-5736 · cross-distro fix matrix

CVE-2019-5736: runc through 1.0-rc6, as used in Docker before 18.09.2 and other products, allows attackers to overwrite the host runc binary (and consequently obtain host root access) by leveraging the ability to execute a command as root within one of these types of containers: (1) a new container with an attacke

Affects 8 Linux releases across 16 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-5736 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

lxc→ fixed in1:3.1.0+really3.0.3-4urgency: unimportant
```
sudo apt-get install --only-upgrade -y lxc
```
runc→ fixed in1.0.0~rc6+dfsg1-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y runc
```

Debian bookworm

Source: Debian Security Tracker

lxc→ fixed in1:3.1.0+really3.0.3-4urgency: unimportant
```
sudo apt-get install --only-upgrade -y lxc
```
runc→ fixed in1.0.0~rc6+dfsg1-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y runc
```

Debian trixie

Source: Debian Security Tracker

lxc→ fixed in1:3.1.0+really3.0.3-4urgency: unimportant
```
sudo apt-get install --only-upgrade -y lxc
```
runc→ fixed in1.0.0~rc6+dfsg1-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y runc
```

Alpine v3.20

Source: Alpine secdb

lxc→ fixed in3.1.0-r1
```
apk update && apk add --upgrade lxc
```
runc→ fixed in1.0.0_rc7-r0
```
apk update && apk add --upgrade runc
```

Alpine v3.21

Source: Alpine secdb

lxc→ fixed in3.1.0-r1
```
apk update && apk add --upgrade lxc
```
runc→ fixed in1.0.0_rc7-r0
```
apk update && apk add --upgrade runc
```

Alpine edge

Source: Alpine secdb

lxc→ fixed in3.1.0-r1
```
apk update && apk add --upgrade lxc
```
runc→ fixed in1.0.0_rc7-r0
```
apk update && apk add --upgrade runc
```

Alpine v3.18

Source: Alpine secdb

lxc→ fixed in3.1.0-r1
```
apk update && apk add --upgrade lxc
```
runc→ fixed in1.0.0_rc7-r0
```
apk update && apk add --upgrade runc
```

Alpine v3.19

Source: Alpine secdb

lxc→ fixed in3.1.0-r1
```
apk update && apk add --upgrade lxc
```
runc→ fixed in1.0.0_rc7-r0
```
apk update && apk add --upgrade runc
```

Are YOU affected by CVE-2019-5736?

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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