CVE-2026-34179 · cross-distro fix matrix

CVE-2026-34179: In Canonical LXD versions 4.12 through 6.7, the doCertificateUpdate function in lxd/certificates.go does not validate the Type field when handling PUT/PATCH requests to /1.0/certificates/{fingerprint} for restricted TLS certificate users, allowing a remote authenticated attacker to escalate privileg

Affects 2 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-34179 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

lxd→ fixed in5.0.2-5+deb12u5urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y lxd
```

Debian trixie

Source: Debian Security Tracker

incus→ fixed in6.0.4-2+deb13u6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y incus
```
lxd→ fixed in5.0.2+git20231211.1364ae4-9+deb13u5urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y lxd
```

Are YOU affected by CVE-2026-34179?

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

CVE-2026-34179dropped 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.

See StackPatch ($99 lifetime)