Microsoft · Bluetooth: hci_conn: fix CIS hold ownership on reuse
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in e06d549fcd4a0ba381ed67ddf1ab3c7a6ca4314c : update Microsoft when convenient.
Data as of 2 Nov 2026, 10:58 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 10% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in e06d549fcd4a0ba381ed67ddf1ab3c7a6ca4314c, 947eb2f41f70d371eb16897ee4e8e32bff73b476, 072bc8659f22566083f8eef7dc5903bbcaf7804a +2
Exploitation evidence
Disclosed: evidence found.
CVE published 18 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 2 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
This vulnerability relates to the Bluetooth subsystem in Microsoft products, specifically addressing an issue with the handling of CIS (Connected Isochronous Stream) hold ownership during reuse. The advisory provides no detailed technical information or impact description. The affected versions are exactly 3.0 and 4.0. No CVSS score or exploit information is available.