lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Thu, 5 Apr 2018 18:59:49 +0100
From:   Alan Cox <>
To:     Matthew Garrett <>
Cc:     Linus Torvalds <>,,
        David Howells <>,
        Ard Biesheuvel <>,,
        Greg Kroah-Hartman <>,
        Linux Kernel Mailing List <>,,,,
        LSM List <>,, Kees Cook <>,
        linux-efi <>
Subject: Re: [GIT PULL] Kernel lockdown for secure boot

> How? When there are random DMA-capable PCI devices that are driven by
> userland tools that are mmap()ing the BARs out of sysfs, how do we
> simultaneously avoid breaking those devices while also preventing the
> majority of users from being vulnerable to an attacker just DMAing over the
> kernel?


Powered by blists - more mailing lists