[PATCH 04/27] Restrict /dev/mem and /dev/kmem when the kernel is locked down
From: James Morris <hidden>
Date: 2017-10-20 23:22:09
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linux-efi, lkml
On Thu, 19 Oct 2017, David Howells wrote:
From: Matthew Garrett <redacted> Allowing users to write to address space makes it possible for the kernel to be subverted, avoiding module loading restrictions. Prevent this when the kernel has been locked down. Signed-off-by: Matthew Garrett <redacted> Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: James Morris <redacted> -- James Morris [off-list ref] -- To unsubscribe from this list: send the line "unsubscribe linux-security-module" in the body of a message to majordomo at vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html