CVE-2024-26674

In the Linux kernel, the following vulnerability has been resolved: x86/lib: Revert to ASMEXTABLEUA for get,putuser fixups During memory error injection test on kernels = v6.4, the kernel panics like below. However, this issue couldn't be reproduced on kernels getusernocheck4+0x6/0x20 mce: Hardwa...

CVE-2024-26674

CVE-2024-26674 affects the Linux kernel x86/mm code, specifically a fixup path for get_user()/put_user(). In kernel builds >= 6.4 memory-error-injection can trigger a machine-check and panic due to a revert from _ASM_EXTABLE_UA() to a more generic fixup type. The issue arose when MCA handling ...