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CVE-2026-98736VulnerabilityPublished Updated

Microsoft · Bluetooth: hci_conn: Lock parent access during enhanced SCO setup

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98736· High

Not known to be exploited · fixed in cabd58d9bb66d49d481f762ce986173db397435d : patch Microsoft soon.

Data as of 7 Nov 2026, 12:36 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in cabd58d9bb66d49d481f762ce986173db397435d, 1239ef0fa809b5952fca679db3faa3e1c00e1dac, 93a737e4e042f59673cd580d35214f278d7b757d +3

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Oct 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 7 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < cabd58d9bb66d49d481f762ce986173db397435d
Fixed in
  • cabd58d9bb66d49d481f762ce986173db397435d
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < 1239ef0fa809b5952fca679db3faa3e1c00e1dac
Fixed in
  • 1239ef0fa809b5952fca679db3faa3e1c00e1dac
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < 93a737e4e042f59673cd580d35214f278d7b757d
Fixed in
  • 93a737e4e042f59673cd580d35214f278d7b757d
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < 70b55855eecb428d446344d827bda8725ce8b312
Fixed in
  • 70b55855eecb428d446344d827bda8725ce8b312
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < 48bf3b94c7331e11eaa6c89adc054a7bc7c0382e
Fixed in
  • 48bf3b94c7331e11eaa6c89adc054a7bc7c0382e
LinuxLinuxAffected
  • ≥ e07a06b4eb417f5271d33ce2240e93c62d98b7b4, < 024e05f73a4c1263d031614bc36700ec135eecb4
Fixed in
  • 024e05f73a4c1263d031614bc36700ec135eecb4

Description

This vulnerability relates to the Bluetooth subsystem in Microsoft products, specifically involving the locking of parent access during enhanced SCO (Synchronous Connection-Oriented) setup. The advisory provides no detailed technical information or impact description. The affected versions are Microsoft Bluetooth implementations version 3.0 and 4.0. No CVSS score or exploit information is available.

References

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