linux: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold conn in hci_connect_bi...
CVE-2026-74530 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-74530, released August 16, 2026. It is not reported as exploited. Patch Radar priority: High.
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold conn in hci_connect_big_sync() callback There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that. Handle NULL hcon, return 0 + do nothing to match the previous behavior.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 13.5 (trixie) | 6.12.115-2 | DEBIAN-CVE-2026-74530 | Aug 16, 2026 |
| linux · Debian 14 | 7.1.8-1 | DEBIAN-CVE-2026-74530 | Aug 16, 2026 |
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