From: Rong Zhang Date: Mon, 29 Dec 2025 18:22:21 +0000 (+0800) Subject: x86/microcode/AMD: Fix Entrysign revision check for Zen5/Strix Halo X-Git-Tag: v6.12.64~126 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=802934da00a880e0ef61ab82cdfbee025db6e5f5;p=thirdparty%2Fkernel%2Fstable.git x86/microcode/AMD: Fix Entrysign revision check for Zen5/Strix Halo commit 150b1b97e27513535dcd3795d5ecd28e61b6cb8c upstream. Zen5 also contains family 1Ah, models 70h-7Fh, which are mistakenly missing from cpu_has_entrysign(). Add the missing range. Fixes: 8a9fb5129e8e ("x86/microcode/AMD: Limit Entrysign signature checking to known generations") Signed-off-by: Rong Zhang Signed-off-by: Borislav Petkov (AMD) Cc: stable@kernel.org Link: https://patch.msgid.link/20251229182245.152747-1-i@rong.moe Signed-off-by: Greg Kroah-Hartman --- diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c index 7e997360223b2..e6a6075269de6 100644 --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -235,7 +235,7 @@ static bool cpu_has_entrysign(void) if (fam == 0x1a) { if (model <= 0x2f || (0x40 <= model && model <= 0x4f) || - (0x60 <= model && model <= 0x6f)) + (0x60 <= model && model <= 0x7f)) return true; }