Bluetooth: hci_sync: hold conn in hci_connect_acl/le_sync() callbacks
There is theoretical UAF if the conn is freed while the hci_sync task
is running.
Hold refcount to avoid that.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux | unaffected |
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| Linux | Linux | affected |
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No data.
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No advisories yet.
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Fri, 28 Aug 2026 11:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-416 |
Fri, 28 Aug 2026 07:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold conn in hci_connect_acl/le_sync() callbacks There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that. | |
| Title | Bluetooth: hci_sync: hold conn in hci_connect_acl/le_sync() callbacks | |
| First Time appeared |
Linux
Linux linux Kernel |
|
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
|
| References |
|
Projects
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MITRE
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-08-28T06:52:55.529Z
Reserved: 2026-08-26T14:34:25.785Z
Link: CVE-2026-80692
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-08-28T08:16:54.690
Modified: 2026-08-28T08:16:54.690
Link: CVE-2026-80692
Redhat
No data.
OpenCVE Enrichment
Updated: 2026-08-28T12:30:17Z