]> git.baikalelectronics.ru Git - kernel.git/commit
x86/bugs: Report Intel retbleed vulnerability
authorPeter Zijlstra <peterz@infradead.org>
Mon, 3 Oct 2022 13:10:17 +0000 (10:10 -0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Oct 2022 07:16:55 +0000 (09:16 +0200)
commit4d067d409bdf86a7748919ddc950d122e15dd4ce
treed0821f477a6a6c355bcbe3c22d4aed4f8affbb50
parentb9820052a8cb5a17ec348a42c0c50f35fd5f84da
x86/bugs: Report Intel retbleed vulnerability

commit 473ed2146bc6956fcd6d01a5f2b46f59a5972042 upstream.

Skylake suffers from RSB underflow speculation issues; report this
vulnerability and it's mitigation (spectre_v2=ibrs).

  [jpoimboe: cleanups, eibrs]

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/x86/include/asm/msr-index.h
arch/x86/kernel/cpu/bugs.c
arch/x86/kernel/cpu/common.c