CVE-2026-34881 · cross-distro fix matrix

CVE-2026-34881: Martin Kaesberger discovered that OpenStack Glance's image processing could

Affects 3 Linux releases across 18 (distro × package) combinations. First disclosed: 2026-04-22.

Fix per ecosystem

Each block below is a distro release where CVE-2026-34881 has a known fix. Run the listed command on that distro to remediate.

Ubuntu bionic

Source: Ubuntu USN

glance→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance
```
glance-api→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-api
```
glance-common→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-common
```
glance-registry→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-registry
```
python-glance→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y python-glance
```
python-glance-doc→ fixed in2:16.0.1-0ubuntu1.1+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y python-glance-doc
```

Ubuntu focal

Source: Ubuntu USN

glance→ fixed in2:20.2.0-0ubuntu1.2+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance
```
glance-api→ fixed in2:20.2.0-0ubuntu1.2+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-api
```
glance-common→ fixed in2:20.2.0-0ubuntu1.2+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-common
```
python-glance-doc→ fixed in2:20.2.0-0ubuntu1.2+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y python-glance-doc
```
python3-glance→ fixed in2:20.2.0-0ubuntu1.2+esm2USN-8199-1
```
sudo apt-get install --only-upgrade -y python3-glance
```

Ubuntu xenial

Source: Ubuntu USN

glance→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y glance
```
glance-api→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-api
```
glance-common→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-common
```
glance-glare→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-glare
```
glance-registry→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y glance-registry
```
python-glance→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y python-glance
```
python-glance-doc→ fixed in2:12.0.0-0ubuntu2+esm1USN-8199-1
```
sudo apt-get install --only-upgrade -y python-glance-doc
```

Are YOU affected by CVE-2026-34881?

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-2026-34881dropped 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.

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