linux-kernel - [PATCH] x86/microcode/AMD: Add some forgotten models to the SHA check

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Message-ID: <20250307220256.11816-1-bp@kernel.org>
Date: Fri,  7 Mar 2025 23:02:56 +0100
From: Borislav Petkov <bp@...nel.org>
To: X86 ML <x86@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
	"Borislav Petkov (AMD)" <bp@...en8.de>,
	Toralf Förster <toralf.foerster@....de>
Subject: [PATCH] x86/microcode/AMD: Add some forgotten models to the SHA check

From: "Borislav Petkov (AMD)" <bp@...en8.de>

Add some more forgotten models to the SHA check.

Fixes: 50cef76d5cb0 ("x86/microcode/AMD: Load only SHA256-checksummed patches")
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
Reported-by: Toralf Förster <toralf.foerster@....de>
Tested-by: Toralf Förster <toralf.foerster@....de>
---
 arch/x86/kernel/cpu/microcode/amd.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index 95ac1c6a84fb..c69b1bc45483 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -175,23 +175,29 @@ static bool need_sha_check(u32 cur_rev)
 {
 	switch (cur_rev >> 8) {
 	case 0x80012: return cur_rev <= 0x800126f; break;
+	case 0x80082: return cur_rev <= 0x800820f; break;
 	case 0x83010: return cur_rev <= 0x830107c; break;
 	case 0x86001: return cur_rev <= 0x860010e; break;
 	case 0x86081: return cur_rev <= 0x8608108; break;
 	case 0x87010: return cur_rev <= 0x8701034; break;
 	case 0x8a000: return cur_rev <= 0x8a0000a; break;
+	case 0xa0010: return cur_rev <= 0xa00107a; break;
 	case 0xa0011: return cur_rev <= 0xa0011da; break;
 	case 0xa0012: return cur_rev <= 0xa001243; break;
+	case 0xa0082: return cur_rev <= 0xa00820e; break;
 	case 0xa1011: return cur_rev <= 0xa101153; break;
 	case 0xa1012: return cur_rev <= 0xa10124e; break;
 	case 0xa1081: return cur_rev <= 0xa108109; break;
 	case 0xa2010: return cur_rev <= 0xa20102f; break;
 	case 0xa2012: return cur_rev <= 0xa201212; break;
+	case 0xa4041: return cur_rev <= 0xa404109; break;
+	case 0xa5000: return cur_rev <= 0xa500013; break;
 	case 0xa6012: return cur_rev <= 0xa60120a; break;
 	case 0xa7041: return cur_rev <= 0xa704109; break;
 	case 0xa7052: return cur_rev <= 0xa705208; break;
 	case 0xa7080: return cur_rev <= 0xa708009; break;
 	case 0xa70c0: return cur_rev <= 0xa70C009; break;
+	case 0xaa001: return cur_rev <= 0xaa00116; break;
 	case 0xaa002: return cur_rev <= 0xaa00218; break;
 	default: break;
 	}
-- 
2.43.0