Race Condition and Use-After-Free Vulnerability in Linux Kernel's EFI Capsule Loader

CVE-2022-40307 · MEDIUM Severity

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.

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