Use After Free in Linux

CVE-2023-52800

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt pktlog handling code calling ath11k_mac_get_ar_by_pdev_id() was not marked as a read-side critical section. Mark the code in question as an RCU read-side critical section to avoid any potential use-after-free issues. Compile tested only.

Vulnerability class: Use-After-Free

EPSS: 0.002 (13.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-52800?
CVE-2023-52800 is a medium-severity vulnerability in Linux, classified under Use After Free. CVSS score: 4.4/10. Published 2024-05-21.
How severe is CVE-2023-52800?
Medium severity. CVSS v3 base score is 4.4 out of 10.