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VulnerabilityPublished Updated

CVE-2025-71289: linux-azure-fips vulnerabilities

Affects Linux kernelSource GCVE Database

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Authoritative record:CVE-2025-71289· High 7.1

Not known to be exploited · CVSS 7.1 High : upgrade to 6.8.0-1067.75+fips1 soon.

Data as of 5 Nov 2026, 00:01 UTC

CVSS 3.1 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (Linux)CVSS 3.17.1
EPSS
0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 6.8.0-1067.75+fips1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.

What to do

Upgrade the Ubuntu linux-azure-fips package to 6.8.0-1067.75+fips1.

Affected software

ProductAffectedFixed in
Ubuntu Pro FIPS-updates 24.04 LTSlinux-azure-fipspkg:deb/ubuntu/linux-azure-fips?arch=source&distro=fips-updates/nobleOther threatsAffected
  • <6.8.0-1067.75+fips1
Fixed in
  • 6.8.0-1067.75+fips1

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Apply the official security update provided by Ubuntu (USN-8761-2) which includes the fixed kernel version 6.8.0-1067.75+fips1. After updating, a system reboot is required to activate the fixes. Note that due to an ABI change, third-party kernel modules must be recompiled and reinstalled. Follow standard system upgrade procedures to ensure all components are updated accordingly.

Description

Multiple security vulnerabilities were discovered in the Linux kernel for the Azure FIPS variant affecting numerous subsystems including architectures (ARM32, ARM64, PowerPC), drivers, filesystems, networking, and security modules. These flaws could potentially allow an attacker to compromise the system. A security update addressing these issues has been released and is available for Ubuntu 24.04 LTS with FIPS-certified kernel packages.

References

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