CVE-2026-34268 · cross-distro fix matrix

CVE-2026-34268: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.

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

Fix per ecosystem

Each block below is a distro release where CVE-2026-34268 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

openjdk-17→ fixed in17.0.19+10-1~deb12u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openjdk-17
```

Debian trixie

Source: Debian Security Tracker

openjdk-21→ fixed in21.0.11+10-1~deb13u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openjdk-21
```

Are YOU affected by CVE-2026-34268?

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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