CVE-2019-8921 · cross-distro fix matrix

CVE-2019-8921: An issue was discovered in bluetoothd in BlueZ through 5.48. The vulnerability lies in the handling of a SVC_ATTR_REQ by the SDP implementation. By crafting a malicious CSTATE, it is possible to trick the server into returning more bytes than the buffer actually holds, resulting in leaking arbitrary

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-8921 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

bluez→ fixed in5.54-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bluez
```

Debian bookworm

Source: Debian Security Tracker

bluez→ fixed in5.54-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bluez
```

Debian trixie

Source: Debian Security Tracker

bluez→ fixed in5.54-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bluez
```

Are YOU affected by CVE-2019-8921?

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.

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