CVE-2020-14364 · cross-distro fix matrix

CVE-2020-14364: An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while processing USB packets from a guest when USBDevice 'setup_len' exceeds its 'data_buf[4096]' in the do_token_in, do_token_out routines. This flaw allows a guest user to

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-14364 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

qemu→ fixed in1:5.1+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qemu
```

Debian bookworm

Source: Debian Security Tracker

qemu→ fixed in1:5.1+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qemu
```

Debian trixie

Source: Debian Security Tracker

qemu→ fixed in1:5.1+dfsg-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qemu
```

Alpine v3.20

Source: Alpine secdb

qemu→ fixed in5.1.0-r1
```
apk update && apk add --upgrade qemu
```

Alpine v3.21

Source: Alpine secdb

qemu→ fixed in5.1.0-r1
```
apk update && apk add --upgrade qemu
```

Alpine edge

Source: Alpine secdb

qemu→ fixed in5.1.0-r1
```
apk update && apk add --upgrade qemu
```

Alpine v3.18

Source: Alpine secdb

qemu→ fixed in5.1.0-r1
```
apk update && apk add --upgrade qemu
```

Alpine v3.19

Source: Alpine secdb

qemu→ fixed in5.1.0-r1
```
apk update && apk add --upgrade qemu
```

Are YOU affected by CVE-2020-14364?

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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