CVE-2026-74531

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: hold conn reference in abort_conn_sync() There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/5761d003daa987ac81463f570713ce9c9dd204e5
https://git.kernel.org/stable/c/64d1645f26aa49b5a86ba2fccd0bb6749ea725a6
https://git.kernel.org/stable/c/963fb4b8e7d1ab07b4ae45bf15d41e667c88caca
https://git.kernel.org/stable/c/e8f9fef362bab431d95371d3406bc720350290c3
https://git.kernel.org/stable/c/fa812cfa81aa3d4a7b6ce8277979af57b3f79712

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-15 13:17

Updated : 2026-08-23 13:16

NVD link : CVE-2026-74531

Mitre link : CVE-2026-74531

CVE.ORG link : CVE-2026-74531

JSON object : View

Products Affected

No product.

CWE

No CWE.

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