Double Free in Linux Linux_kernel

CVE-2023-28464

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 escal…

Vulnerability class: Double Free

EPSS: 0.003 (19.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-28464?
CVE-2023-28464 is a high-severity vulnerability in Linux Linux_kernel, classified under Double Free. CVSS score: 7.8/10. Published 2023-03-31.
How severe is CVE-2023-28464?
High severity. CVSS v3 base score is 7.8 out of 10.