CVE-2026-34178 · cross-distro fix matrix

CVE-2026-34178: In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the same archive that is never checked against project restrictions. An authenticate

Affects 1 Linux release across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-34178 has a known fix. Run the listed command on that distro to remediate.

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-2026-34178?

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-2026-34178dropped 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)