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LIN1021-5532 : Security Advisory - linux - CVE-2023-28464

Created: Mar 28, 2023    Updated: May 11, 2023
Resolved Date: May 11, 2023
Found In Version: 10.21.20.1
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel

Description

hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_conn_hash_flush) because of calls to hci_dev_put and hci_conn_put. There is a double free that may lead to privilege escalation.

https://nvd.nist.gov/vuln/detail/CVE-2023-28464
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