diff --git a/kernel.spec b/kernel.spec
index 406f37fe8..88410b93e 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -12,7 +12,7 @@
 # change below to w4T.xzdio):
 %define _binary_payload w3T.xzdio
 
-%global distro_build 542
+%global distro_build 543
 
 # Sign the x86_64 kernel for secure boot authentication
 %ifarch x86_64 aarch64 s390x ppc64le
@@ -38,10 +38,10 @@
 # define buildid .local
 
 %define specversion 4.18.0
-%define pkgrelease 542.el8
+%define pkgrelease 543.el8
 
 # allow pkg_release to have configurable %%{?dist} tag
-%define specrelease 542%{?dist}
+%define specrelease 543%{?dist}
 
 %define pkg_release %{specrelease}%{?buildid}
 
@@ -2695,6 +2695,40 @@ fi
 #
 #
 %changelog
+* Wed Feb 21 2024 Denys Vlasenko <dvlasenk@redhat.com> [4.18.0-543.el8]
+- perf symbols: Symbol lookup with kcore can fail if multiple segments match stext (Charles Mirabile) [RHEL-23760]
+- perf/arm-cmn: Move overlapping wp_combine field (Charles Mirabile) [RHEL-23757]
+- drm/amd: Fix detection of _PR3 on the PCIe root port (Michel Dänzer) [RHEL-14572]
+- xfs: avoid AGI->AGF->inode-buffer deadlocks (Thiago Becker) [RHEL-7914]
+- dm-crypt, dm-verity: disable tasklets (Benjamin Marzinski) [RHEL-22232]
+- dm verity: initialize fec io before freeing it (Benjamin Marzinski) [RHEL-22232]
+- dm-verity: don't use blocking calls from tasklets (Benjamin Marzinski) [RHEL-22232]
+- char: misc: Increase the maximum number of dynamic misc devices to 1048448 (Charles Mirabile) [RHEL-23758]
+- char: misc: remove usage of list iterator past the loop body (Charles Mirabile) [RHEL-23758]
+- char: misc: increase DYNAMIC_MINORS value (Charles Mirabile) [RHEL-23758]
+- char: misc: Move EXPORT_SYMBOL immediately next to the functions/varibles (Charles Mirabile) [RHEL-23758]
+- clocksource/drivers/arm_arch_timer: Force inlining of erratum_set_next_event_generic() (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Fix handling of ARM erratum 858921 (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Remove arch_timer_rate1 (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Fix CNTPCT_LO and CNTVCT_LO value (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Disable timer before programming CVAL (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Fix XGene-1 TVAL register math error (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: limit XGene-1 workaround (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arch_arm_timer: Move workaround synchronisation around (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Fix masking for high freq counters (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Drop unnecessary ISB on CVAL programming (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Remove any trace of the TVAL programming interface (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Work around broken CVAL implementations (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Advertise 56bit timer to the core code (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Move MMIO timer programming over to CVAL (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Fix MMIO base address vs callback ordering issue (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Add __ro_after_init and __init (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Move drop _tval from erratum function names (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Move system register timer programming over to CVAL (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Extend write side of timer register accessors to u64 (Mark Salter) [RHEL-19605]
+- clocksource/drivers/arm_arch_timer: Drop CNT*_TVAL read accessors (Mark Salter) [RHEL-19605]
+- clocksource/arm_arch_timer: Add build-time guards for unhandled register accesses (Mark Salter) [RHEL-19605]
+
 * Mon Feb 19 2024 Denys Vlasenko <dvlasenk@redhat.com> [4.18.0-542.el8]
 - netfilter: nf_tables: reject QUEUE/DROP verdict parameters (Florian Westphal) [RHEL-23506] {CVE-2024-1086}
 - drm/virtio: Set segment size for virtio_gpu device (Sebastian Ott) [RHEL-15465]
diff --git a/sources b/sources
index 44a91f587..1383c3347 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
-SHA512 (linux-4.18.0-542.el8.tar.xz) = d359e22aa79a85cd47da2872ddc65d9c17f647076da60f7c68959a31ab8dd4c4a0d4345cf2c0da2c563af0cd0b4823440639d40030d78e567695891035b73929
-SHA512 (kernel-abi-stablelists-4.18.0-542.tar.bz2) = c49f6e1e00626ce34b47c8d8a2aac0c227462b17a56c0ee722ff79a2b0c8866957b3ddbd5679bc4ac4f30078995a42d998b4015f7d733d717ec8da2bceff56c9
-SHA512 (kernel-kabi-dw-4.18.0-542.tar.bz2) = 8a671ed3c9b7f4b25fd4e594b62bc4a26474cb705d3ed22ca376618b3c7962fc72ace1ffd02c9c3a192d9d2c449d38228809542d7f16ebad16f8127020eb2faf
+SHA512 (linux-4.18.0-543.el8.tar.xz) = c98f80eee917d01f0039528e83229b400fdec6dbf03cac7297eb9335db88f06731f357b0419e028218bea94f2dc59d594b73d2f3e1e752451f1eb9475ab7e91a
+SHA512 (kernel-abi-stablelists-4.18.0-543.tar.bz2) = 2cda7061586906e7158d5ed5529686c5972ad60785459d56ae6c949e06b1b26f110f73e229f25c9fa2c0fcc99ed6be0bc7e514ebe9be38faa5d09f3279c9c570
+SHA512 (kernel-kabi-dw-4.18.0-543.tar.bz2) = 8a671ed3c9b7f4b25fd4e594b62bc4a26474cb705d3ed22ca376618b3c7962fc72ace1ffd02c9c3a192d9d2c449d38228809542d7f16ebad16f8127020eb2faf