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CVE-2026-46038VulnerabilityPublished Updated

Microsoft · net: qrtr: ns: Free the node during ctrl_cmd_bye()

Affects MicrosoftSource GCVE Database

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Not known to be exploited.

Data as of 29 Oct 2026, 19:04 UTC

Severity
Medium

Rated by Threat Radar · No CVSS score from NVD or the CNA

EPSS
0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 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 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Microsoft Security Response Center MicrosoftAffected
  • =3.0
  • Microsoft
  • Azure Linux
  • 3.0
  • Azure Linux 3.0
  • kernel
Fixed in–

AI-suggested

No specific mitigation recommendations can be provided based on the available data.

Description

CVE-2026-46038 is a vulnerability related to the 'net: qrtr: ns' component in Microsoft products including Azure Linux 3.0. The issue involves freeing a node during the ctrl_cmd_bye() operation. No detailed technical information or exploitation methods are provided. There is no CVSS score assigned to this vulnerability. No known exploits in the wild have been reported. Patch or remediation status is not confirmed due to lack of vendor advisory details. The vulnerability affects Microsoft and Azure Linux 3.0 versions as specified.

References

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