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CVE-2008-5393: UPR-Kernel in Ubuntu Privacy Remix (UPR) before 8.04_r1 includes kernel support for mounting RAID arrays, whic

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HIGH 10.0WATCHLISTUPGRADE

CVE-2008-5393 is a high-severity flaw (CVSS 10.0) affecting unbuntu privacy remix. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

UPR-Kernel in Ubuntu Privacy Remix (UPR) before 8.04_r1 includes kernel support for mounting RAID arrays, which might allow remote attackers to bypass intended isolation mechanisms by (1) reading from or (2) writing to these arrays.

Why this priority

  • Critical severity
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score10.0 (High)
EPSS exploit chance2.3% (top 16%)
CISA exploited listNo
WeaknessCWE-264
Published2008-12-09
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: privacy-cd

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Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

privacy-cd unbuntu privacy remix UPGRADE
Affected: <= 8.04
Fixed in: newer than 8.04
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy unbuntu-privacy-remix || rpm -q unbuntu-privacy-remix || unbuntu-privacy-remix --version
2. UPGRADE to newer than 8.04 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade unbuntu-privacy-remix
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade unbuntu-privacy-remix
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2008-5393?

unbuntu privacy remix: upgrade to newer than 8.04. Exact commands for each OS are on this page.

Is CVE-2008-5393 being exploited?

CVE-2008-5393 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2008-5393 affect?

CVE-2008-5393 affects unbuntu privacy remix. Severity is high (CVSS 10.0). UPR-Kernel in Ubuntu Privacy Remix (UPR) before 8.04_r1 includes kernel support for mounting RAID arrays, which might allow remote attackers to bypass intended isolation mechanisms by (1) reading from or (2) writing to these arrays.

How urgent is CVE-2008-5393?

Priority 61/100. Critical severity; On your watchlist

Software pages

Ubuntu vulnerabilities

References

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