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Vulnerabilities

Vulnerability · CVE-2026-23166

In the Linux kernel, the following vulnerability has been resolved: ice: Fix NULL pointer dereference in ice_vsi_set_napi_queues Add NULL pointer checks in ice_vsi_set_napi_queues(

Published Feb 14, 2026 · catalog updated May 23, 2026 · Linux Linux

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-23166. EPSS is 0.13%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.13%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 2a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85

In the Linux kernel, the following vulnerability has been resolved: ice: Fix NULL pointer dereference in ice_vsi_set_napi_queues Add NULL pointer checks in ice_vsi_set_napi_queues() to prevent crashes during resume from suspend when rings[q_idx]->q_vector is NULL. Tested adaptor: 60:00.0 Ethernet controller [0200]: Intel Corporation Ethernet Controller E810-XXV for SFP [8086:159b] (rev 02) Subsystem: Intel Corporation Ethernet Network Adapter E810-XXV-2 [8086:4003] SR-IOV state: both disabled and enabled can reproduce this issue. kernel version: v6.18 Reproduce steps: Boot up and execute suspe

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 2a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f852a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85

How to fix CVE-2026-23166

  • Upgrade

    CVE-2026-23166 lists a fix boundary at 9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 2a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2026-23166. EPSS is 0.13%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 2a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85 2a5dc090b92cfa5270e20056074241c6db5c9cdd <9bb30be4d89ff9a8d7ab1aa0eb2edaca83431f85. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.13%. 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. Feb 14, 2026 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: ice: Fix NULL pointer dereference in ice_vsi_set_napi_queues Add NULL pointer checks in ice_vsi_set_napi_queues() to prevent crashes during resume from suspend when rings[q_idx]->q_vector is NULL. Tested adaptor: 60:00.0 Ethernet controller [0200]: Intel Corporation Ethernet Controller E810-XXV for SFP [8086:159b] (rev 02) Subsyst

  2. May 23, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: ice: Fix NULL pointer dereference in ice_vsi_set_napi_queues Add NULL pointer checks in ice_vsi_set_napi_queues() to prevent crashes during resume from suspend when rings[q_idx]->q_vector is NULL. Tested adaptor: 60:00.0 Ethernet controller [0200]: Intel Corporation Ethernet Controller E810-XXV for SFP [8086:159b] (rev 02) Subsyst

Sources

  • CVE.orgVulnerability recordCVE-2026-23166

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-23166

    30-day exploitation probability 0.13%

    first.org
  • EUVDVulnerability recordEUVD-2026-5872

    In the Linux kernel, the following vulnerability has been resolved: ice: Fix NULL pointer dereference in ice_vsi_set_napi_queues Add NULL pointer checks in ice_vsi_set_napi_queues() to prevent crashes during resume from suspend when rings[q_idx]->q_vector is NULL. Tested adaptor:

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 5, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 2, 2026