Re: [PATCH 1/4] exec: Change uselib(2) IS_SREG() failure to EACCES

[PATCH 0/4] Relocate execve() sanity checks · Kees Cook <hidden> · 2020-05-18
[PATCH 3/4] exec: Relocate path_noexec() check · Kees Cook <hidden> · 2020-05-18
[PATCH 1/4] exec: Change uselib(2) IS_SREG() failure to EACCES · Kees Cook <hidden> · 2020-05-18
Re: [PATCH 1/4] exec: Change uselib(2) IS_SREG() failure to EACCES · Christian Brauner <hidden> · 2020-05-18
Re: [PATCH 1/4] exec: Change uselib(2) IS_SREG() failure to EACCES · Jann Horn <jannh@google.com> · 2020-05-18
Re: [PATCH 1/4] exec: Change uselib(2) IS_SREG() failure to EACCES · Christian Brauner <hidden> · 2020-05-18
[PATCH 2/4] exec: Relocate S_ISREG() check · Kees Cook <hidden> · 2020-05-18
[PATCH 4/4] fs: Include FMODE_EXEC when converting flags to f_mode · Kees Cook <hidden> · 2020-05-18

From: Jann Horn <jannh@google.com>
Date: 2020-05-18 14:43:56
Also in: linux-fsdevel, linux-security-module, lkml

On Mon, May 18, 2020 at 3:03 PM Christian Brauner
[off-list ref] wrote:

Also - gulp (puts on flame proof suit) - may I suggest we check if there
are any distros out there that still set CONFIG_USELIB=y

Debian seems to have it enabled on x86...

https://salsa.debian.org/kernel-team/linux/-/blob/master/debian/config/kernelarch-x86/config#L1896

A random Ubuntu 19.10 VM I have here has it enabled, too.

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