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x86/CPU/AMD: Add additional fixed RDSEED microcode revisions

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Microcode that resolves the RDSEED failure (SB-7055 [1]) has been released for
additional Zen5 models to linux-firmware [2]. Update the zen5_rdseed_microcode
array to cover these new models.

Fixes: 607b9fb2ce ("x86/CPU/AMD: Add RDSEED fix for Zen5")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: <stable@kernel.org>
Link: https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7055.html [1]
Link: 6167e55669 [2]
Link: https://patch.msgid.link/20251113223608.1495655-1-mario.limonciello@amd.com
This commit is contained in:
Mario Limonciello
2025-11-13 16:35:50 -06:00
committed by Borislav Petkov (AMD)
parent 0a8fb03fe7
commit e1a97a627c
1 changed files with 7 additions and 0 deletions
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7
arch/x86/kernel/cpu/amd.c
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@@ -1037,7 +1037,14 @@ static void init_amd_zen4(struct cpuinfo_x86 *c)
static const struct x86_cpu_id zen5_rdseed_microcode[] = {
ZEN_MODEL_STEP_UCODE(0x1a, 0x02, 0x1, 0x0b00215a),
ZEN_MODEL_STEP_UCODE(0x1a, 0x08, 0x1, 0x0b008121),
ZEN_MODEL_STEP_UCODE(0x1a, 0x11, 0x0, 0x0b101054),
ZEN_MODEL_STEP_UCODE(0x1a, 0x24, 0x0, 0x0b204037),
ZEN_MODEL_STEP_UCODE(0x1a, 0x44, 0x0, 0x0b404035),
ZEN_MODEL_STEP_UCODE(0x1a, 0x44, 0x1, 0x0b404108),
ZEN_MODEL_STEP_UCODE(0x1a, 0x60, 0x0, 0x0b600037),
ZEN_MODEL_STEP_UCODE(0x1a, 0x68, 0x0, 0x0b608038),
ZEN_MODEL_STEP_UCODE(0x1a, 0x70, 0x0, 0x0b700037),
{},
};