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CVE-2025-39969VulnerabilityPublished Updated

CVE-2025-39969: Linux hwe edge · In the Linux kernel, the following vulnerability has been resolved: i40e: fix validation of VF state in get resources VF state I40E_VF_STATE_ACTIVE

Affects linux-hwe-edgeSource GCVE Database

0

Not known to be exploited · CVSS 8.8 Medium · fixed in 5.15.0-1110.119~20.04.1 : update linux-hwe-edge when convenient.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
8.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 5.15.0-1110.119~20.04.1, 5.15.0-1100.109~20.04.1, 5.15.0-1100.107~20.04.2 +2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 2026-10-26.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
linux-hwe-edgeAffected
  • <5.15.0-1100.107~20.04.2
  • <5.15.0-1110.119~20.04.1
  • <5.15.0-1100.109~20.04.1
  • <5.15.0-170.180~20.04.3
  • <5.15.0-1094.97~20.04.1
Fixed in
  • 5.15.0-1100.107~20.04.2
  • 5.15.0-1110.119~20.04.1
  • 5.15.0-1100.109~20.04.1
  • 5.15.0-170.180~20.04.3
  • 5.15.0-1094.97~20.04.1

AI-suggested

A fix for this vulnerability has been implemented in the Linux kernel i40e driver by correcting the VF state validation logic. Users should apply the official Linux kernel updates that include this fix.

Description

In the Linux kernel, the following vulnerability has been resolved: i40e: fix validation of VF state in get resources VF state I40E_VF_STATE_ACTIVE is not the only state in which VF is actually active so it should not be used to determine if a VF is allowed to obtain resources. Use I40E_VF_STATE_RESOURCES_LOADED that is set only in i40e_vc_get_vf_resources_msg() and cleared during reset.

References

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