CVE-2023-53386
Bluetooth: Fix potential use-after-free when clear keys
CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
d7d41682efc25d58b5bd8b80e85e3c9ce586635c < e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd d7d41682efc25d58b5bd8b80e85e3c9ce586635c < 942d8cefb022f384d5424f8b90c7878f3f93726f d7d41682efc25d58b5bd8b80e85e3c9ce586635c < 94617b736c25091b60e514e2e7aeafcbbee6b700 d7d41682efc25d58b5bd8b80e85e3c9ce586635c < da19f35868dfbecfff4f81166c054d2656cb1be4 d7d41682efc25d58b5bd8b80e85e3c9ce586635c < 35cc42f04bc49f0656f6840cb7451b3df6049649 d7d41682efc25d58b5bd8b80e85e3c9ce586635c < 3673952cf0c6cf81b06c66a0b788abeeb02ff3ae
Linux / Linux
5.7
References
git.kernel.org: https://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd git.kernel.org: https://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f git.kernel.org: https://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700 git.kernel.org: https://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4 git.kernel.org: https://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649 git.kernel.org: https://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae