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Vulnerabilities

Vulnerability · CVE-2025-39831

In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the foll

Published Sep 16, 2025 · catalog updated May 11, 2026 · Linux Linux

Check this week

CVE-2025-39831 is not in CISA KEV. FIRST estimates a 15.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
15.00%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 69684376eed517817251ea6a768cfc315350d5c1 <7aab65c62a8a8b48c02e600fe9367b2af662fcb6

In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the following locking assert coming out of a PM resume: [ 42.208116][ T164] RTNL: assertion failed at drivers/net/phy/phylink.c (2611) [ 42.208492][ T164] WARNING: CPU: 1 PID: 164 at drivers/net/phy/phylink.c:2611 phylink_resume+0x190/0x1e0 [ 42.208872][ T164] Modules linked in: [ 42.209140][ T164] CPU: 1 UID: 0 PID: 164 Comm: bash Not tainted 6.17.0-rc2-virtme #134 PREEMPT(full) [ 42.209496][ T164] Hardware name: QEMU Stand

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 69684376eed517817251ea6a768cfc315350d5c1 <7aab65c62a8a8b48c02e600fe9367b2af662fcb669684376eed517817251ea6a768cfc315350d5c1 <7aab65c62a8a8b48c02e600fe9367b2af662fcb6

How to fix CVE-2025-39831

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-39831 is not in CISA KEV. FIRST estimates a 15.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.

Which versions are affected?

Compare what you have installed with Linux Linux 69684376eed517817251ea6a768cfc315350d5c1 <7aab65c62a8a8b48c02e600fe9367b2af662fcb6 69684376eed517817251ea6a768cfc315350d5c1 <7aab65c62a8a8b48c02e600fe9367b2af662fcb6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 15.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 16, 2025 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the following locking assert coming out of a PM resume: [ 42.208116][ T164] RTNL: assertion failed at drivers/net/phy/phylink.c (2611) [ 42.208492][ T164] WARNING: CPU: 1 PID: 164 at drivers/net/phy/phylink.c:2611 phylink_resume

  2. May 11, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the following locking assert coming out of a PM resume: [ 42.208116][ T164] RTNL: assertion failed at drivers/net/phy/phylink.c (2611) [ 42.208492][ T164] WARNING: CPU: 1 PID: 164 at drivers/net/phy/phylink.c:2611 phylink_resume

Sources

  • CVE.orgVulnerability recordCVE-2025-39831

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-29583

    In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the following locking assert coming out of a PM resume: [ 42.208116][ T164] RTNL: assertion failed at driver

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 11, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.