diff --git a/SOURCES/9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch b/SOURCES/9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
new file mode 100644
index 0000000..e67ff57
--- /dev/null
+++ b/SOURCES/9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
@@ -0,0 +1,30 @@
+From a32b0f0db3f396f1c9be2fe621e77c09ec3d8e7d Mon Sep 17 00:00:00 2001
+From: "Borislav Petkov (AMD)" <bp@alien8.de>
+Date: Tue, 2 May 2023 19:53:50 +0200
+Subject: [PATCH] x86/microcode/AMD: Load late on both threads too
+
+Do the same as early loading - load on both threads.
+
+Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
+Cc: <stable@kernel.org>
+Link: https://lore.kernel.org/r/20230605141332.25948-1-bp@alien8.de
+---
+ 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/microcode/amd.c
+index f14f4ea0b537..87208e46f7ed 100644
+--- a/arch/x86/kernel/cpu/microcode/amd.c
++++ b/arch/x86/kernel/cpu/microcode/amd.c
+@@ -700,7 +700,7 @@ static enum ucode_state apply_microcode_amd(int cpu)
+ 	rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy);
+ 
+ 	/* need to apply patch? */
+-	if (rev >= mc_amd->hdr.patch_id) {
++	if (rev > mc_amd->hdr.patch_id) {
+ 		ret = UCODE_OK;
+ 		goto out;
+ 	}
+-- 
+2.27.0
+
diff --git a/SPECS/kernel.spec b/SPECS/kernel.spec
index a657080..922c46a 100644
--- a/SPECS/kernel.spec
+++ b/SPECS/kernel.spec
@@ -38,11 +38,11 @@
 # define buildid .local
 
 %define rpmversion 4.18.0
-%define pkgrelease 477.21.2.el8_8
+%define pkgrelease 477.21.3.el8_8
 %define tarfile_release 477.13.1.el8_8
 
 # allow pkg_release to have configurable %%{?dist} tag
-%define specrelease 477.21.2%{?dist}
+%define specrelease 477.21.3%{?dist}
 
 %define pkg_release %{specrelease}%{?buildid}
 
@@ -536,6 +536,7 @@ Patch1009: 1007-i2c-xgene-slimpro-Fix-out-of-bounds-bug-in-xgene_sli.patch
 Patch1010: 1008-perf-Fix-check-before-add_event_to_groups-in-perf_gr.patch
 
 Patch9001: 9001-x86-xen-Split-HVM-vector-callback-setup-and-interrup.patch
+Patch9002: 9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
 
 # END OF PATCH DEFINITIONS
 
@@ -1109,6 +1110,7 @@ ApplyPatch 1007-i2c-xgene-slimpro-Fix-out-of-bounds-bug-in-xgene_sli.patch
 ApplyPatch 1008-perf-Fix-check-before-add_event_to_groups-in-perf_gr.patch
 
 ApplyPatch 9001-x86-xen-Split-HVM-vector-callback-setup-and-interrup.patch
+ApplyPatch 9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
 
 ApplyOptionalPatch linux-kernel-test.patch
 
@@ -2713,6 +2715,9 @@ fi
 #
 #
 %changelog
+* Fri Sep 08 2023 Andrew Lukoshko <alukoshko@almalinux.org> [4.18.0-477.21.3.el8_8]
+- x86/microcode/AMD: Load late on both threads too
+
 * Mon Aug 28 2023 Andrew Lukoshko <alukoshko@almalinux.org> [4.18.0-477.21.2.el8_8]
 - x86/xen: Split HVM vector callback setup and interrupt gate allocation