CVE-2026-74531
Bluetooth: hci_conn: hold conn reference in abort_conn_sync()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: hold conn reference in abort_conn_sync() There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
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Affected Versions
Linux / Linux
249c88e7fb45b6b705040c5af4bd0d0f2bc9735c < 64d1645f26aa49b5a86ba2fccd0bb6749ea725a6 227a0cdf4a028a73dc256d0f5144b4808d718893 < 963fb4b8e7d1ab07b4ae45bf15d41e667c88caca 227a0cdf4a028a73dc256d0f5144b4808d718893 < e8f9fef362bab431d95371d3406bc720350290c3 227a0cdf4a028a73dc256d0f5144b4808d718893 < fa812cfa81aa3d4a7b6ce8277979af57b3f79712 227a0cdf4a028a73dc256d0f5144b4808d718893 < 5761d003daa987ac81463f570713ce9c9dd204e5 58afdc9b18871eb1d461c725be9e9f3f44a39aeb 6.6.51 < 6.6.151 6.10.10 < 6.11
Linux / Linux
6.11
References
git.kernel.org: https://git.kernel.org/stable/c/64d1645f26aa49b5a86ba2fccd0bb6749ea725a6 git.kernel.org: https://git.kernel.org/stable/c/963fb4b8e7d1ab07b4ae45bf15d41e667c88caca git.kernel.org: https://git.kernel.org/stable/c/e8f9fef362bab431d95371d3406bc720350290c3 git.kernel.org: https://git.kernel.org/stable/c/fa812cfa81aa3d4a7b6ce8277979af57b3f79712 git.kernel.org: https://git.kernel.org/stable/c/5761d003daa987ac81463f570713ce9c9dd204e5