CVE-2026-74529

Summary

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_sync: hold conn in hci_connect_pa_sync() callback

There is theoretical UAF if the conn is freed while the hci_sync task is running.

Hold refcount to avoid that.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux6d0417e4e1cf66fd917f06f0454958362714ef7d < c53c70ec289ee12f20c4f1b2fbfd151762c01f67affected
LinuxLinux6d0417e4e1cf66fd917f06f0454958362714ef7d < 44fc74069d8988f2825246f9401218e29de2c0abaffected
LinuxLinuxeb8b860e87b296bd1874c79a668081efd00f9754affected
LinuxLinux94bf6380e936339a700c0b3171a49baf512aa70baffected
LinuxLinux6.12.28 < 6.13affected
LinuxLinux6.14.6 < 6.15affected
LinuxLinux6.15affected
LinuxLinux0 < 6.15unaffected
LinuxLinux7.1.8 <= 7.1.*unaffected
LinuxLinux7.2-rc6 <= *unaffected

Weaknesses

References