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Intel Wireless Bluetooth: Out-of-bounds read leads to denial of service

CVE-2026-44382High 7.1

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Summary

Some Intel Wireless Bluetooth software components contain an out-of-bounds read in kernel-mode code (Ring 0). An attacker within Bluetooth radio range can crash the system or cause a blue screen, but cannot read or change data. The attack requires no privileges and no user interaction, but the attacker must be physically or radio-adjacent to the device.

Affected

  • Intel Wireless Bluetooth products for some Intel hardware and software versions (exact list: Unknown, see Intel SA-01530)
  • CVSS 4.0 vector: AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Fixed in

Unknown. Intel advisory SA-01530 was not retrieved, so no fixed version has been confirmed.

Workaround

  • No CVE-specific workaround known.
  • Disable Bluetooth on devices that do not need it (recommendation, not from a vendor source).

Exploitation

  • Not known to be exploited.
  • Not listed in CISA KEV.
  • No public proof of concept found; status should be rechecked.

Our recommendation

  • Retrieve Intel advisory SA-01530 and confirm affected and fixed driver versions.
  • Inventory Intel Bluetooth driver versions on laptops and desktops.
  • Install the Intel Bluetooth driver update once the fixed version is confirmed.
  • Disable Bluetooth on endpoints that do not need it.
  • Priority: medium for endpoints with Intel wireless hardware; low for servers without Bluetooth.

Public exploits

PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.

Research sources

Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 11 Nov 2026, 07:14.

Original description (NVD)

Out-of-bounds read for some Intel(R) Wireless Bluetooth(R) within Ring 0: Kernel may allow a denial of service. Network adversary with an unauthenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via adjacent access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

NVD references (1)

Sources

The tracker combines official, freely usable data sources – updated continuously:

This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.

Affected? We can help.

We check whether your systems are affected, install updates and close the gap – continuously with the System Health Checker if you wish.