CVE-2026-74529
High
Description
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 15, 2026
First seenAug 15, 2026
How to fix
Update
- Linux Linux40ef39f1d755ff8d54423345c73d187e77854d0b, 68ffe4265775ed9e09e18e9a3b388740e25257bf, c53c70ec289ee12f20c4f1b2fbfd151762c01f67, 44fc74069d8988f2825246f9401218e29de2c0ab, 6.12.114, 6.15 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | eb8b860e87b296bd1874c79a668081efd00f9754 ≤ v < 40ef39f1d755ff8d54423345c73d187e77854d0b, 6d0417e4e1cf66fd917f06f0454958362714ef7d ≤ v < 68ffe4265775ed9e09e18e9a3b388740e25257bf, 6d0417e4e1cf66fd917f06f0454958362714ef7d ≤ v < c53c70ec289ee12f20c4f1b2fbfd151762c01f67, 6d0417e4e1cf66fd917f06f0454958362714ef7d ≤ v < 44fc74069d8988f2825246f9401218e29de2c0ab, 94bf6380e936339a700c0b3171a49baf512aa70b, 6.12.28 ≤ v < 6.12.114, 6.14.6 ≤ v < 6.15, 6.15 | 40ef39f1d755ff8d54423345c73d187e77854d0b, 68ffe4265775ed9e09e18e9a3b388740e25257bf, c53c70ec289ee12f20c4f1b2fbfd151762c01f67, 44fc74069d8988f2825246f9401218e29de2c0ab, 6.12.114, 6.15 |
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