CVE-2026-74530
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.
- Affected products
- Kernel, Linux, Linux-Allwinner-5.19, Linux-Aws, Linux-Aws-5.0, Linux-Aws-5.11, Linux-Aws-5.13, Linux-Aws-5.19
- CVSS 3.1
- 8.8 HIGH
- EPSS
- 0.2% (12th percentile)
- NVD status
- Received
- Published
- 2026-08-15
CVE-2026-74530 at NVD
No indexed exploits for CVE-2026-74530 yet
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No exploit for CVE-2026-74530 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.