In the Linux kernel, the following vulnerability has been resolved: tee: amdtee: fix use-after-free vulnerability in amdtee_close_session The Linux kernel CVE team has assigned CVE-2023-52503 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024030248-CVE-2023-52503-cb3a@gregkh/T/#u