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bh=oxyTknBXtHWb4iidKGdf3u/QXAFQ8V+hXnVwUkhT9C0=; b=xrzppBI6JlSNzkuNXbULdPE8h3vX+c4+cwVGM5iOa27ioxmSAhQUZn/LtqpALsAM1RYpMz WGUbC7/iADKWu5AEswwjLkYNIAke4a8w3upx+JUFe/hxP7gjw4QcJ0zmO95IvrFOeoaIiu 9evUYkp8NUpfLF+55v/iHv7ENDzNphRYNH778fpvUyFas4LRs5jo5uOxMslS4d2rcH7sRv ZvvJ/L+NkFzo5vazUp5LMQidLhG98l8wUHtEBxu6xaQI9BBB+yaFE5LzwANfHpRPgFdb3C vLUdjiOCzlREqOiGVuoDD6axkWMN8tBy+NavnTXBvUZaeOwP9IXkAII30eHyHQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1761042236; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=oxyTknBXtHWb4iidKGdf3u/QXAFQ8V+hXnVwUkhT9C0=; b=1tY5mH5xs4g+N9oFlLUpjEzoIqJtXr8BnDYZtmWYoGTMUEZo0ILJEX70Oxpx+lDTVAWCHm BBcNDbodne9+GWCA== From: "tip-bot2 for Andrew Cooper" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/urgent] x86/microcode: Fix Entrysign revision check for Zen1/Naples Cc: Andrew Cooper , "Borislav Petkov (AMD)" , , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20251020144124.2930784-1-andrew.cooper3@citrix.com> References: <20251020144124.2930784-1-andrew.cooper3@citrix.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <176104223500.2601451.11098381703248009004.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the x86/urgent branch of tip: Commit-ID: 876f0d43af78639790bee0e57b39d498ae35adcf Gitweb: https://git.kernel.org/tip/876f0d43af78639790bee0e57b39d498a= e35adcf Author: Andrew Cooper AuthorDate: Mon, 20 Oct 2025 15:41:24 +01:00 Committer: Borislav Petkov (AMD) CommitterDate: Tue, 21 Oct 2025 12:16:51 +02:00 x86/microcode: Fix Entrysign revision check for Zen1/Naples ... to match AMD's statement here: https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html Fixes: 50cef76d5cb0 ("x86/microcode/AMD: Load only SHA256-checksummed patch= es") Signed-off-by: Andrew Cooper Signed-off-by: Borislav Petkov (AMD) Cc: Link: https://patch.msgid.link/20251020144124.2930784-1-andrew.cooper3@citr= ix.com --- arch/x86/kernel/cpu/microcode/amd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/micr= ocode/amd.c index cdce885..28ed8c0 100644 --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -194,7 +194,7 @@ static bool need_sha_check(u32 cur_rev) } =20 switch (cur_rev >> 8) { - case 0x80012: return cur_rev <=3D 0x800126f; break; + case 0x80012: return cur_rev <=3D 0x8001277; break; case 0x80082: return cur_rev <=3D 0x800820f; break; case 0x83010: return cur_rev <=3D 0x830107c; break; case 0x86001: return cur_rev <=3D 0x860010e; break;