CVE-2026-59677 · cross-distro fix matrix

CVE-2026-59677: A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in unconfined context This issue affects policycoreutils through 3.10.

Affects 3 Linux releases across 4 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-59677 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

policycoreutils→ fixed in2.7-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y policycoreutils
```

Debian bookworm

Source: Debian Security Tracker

policycoreutils→ fixed in2.7-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y policycoreutils
```

Debian trixie

Source: Debian Security Tracker

policycoreutils→ fixed in2.7-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y policycoreutils
```
selinux-python→ fixed in3.7-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y selinux-python
```

Are YOU affected by CVE-2026-59677?

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