diff --git a/.gitignore b/.gitignore
index cc616c9..d06c768 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
-SOURCES/kernel-rt-3.10.0-1160.83.1.rt56.1228.tar.xz
+SOURCES/kernel-rt-3.10.0-1160.88.1.rt56.1233.tar.xz
 SOURCES/rheldup3.x509
 SOURCES/rhelkpatch1.x509
diff --git a/.kernel-rt.metadata b/.kernel-rt.metadata
index 32edf68..581613c 100644
--- a/.kernel-rt.metadata
+++ b/.kernel-rt.metadata
@@ -1,3 +1,3 @@
-41c5be7f142253fcd0debbbd05a8020193c45815 SOURCES/kernel-rt-3.10.0-1160.83.1.rt56.1228.tar.xz
+2c16fa36afe0387b8096da71cfa347ec51551451 SOURCES/kernel-rt-3.10.0-1160.88.1.rt56.1233.tar.xz
 95b9b811c7b0a6c98b2eafc4e7d6d24f2cb63289 SOURCES/rheldup3.x509
 d90885108d225a234a5a9d054fc80893a5bd54d0 SOURCES/rhelkpatch1.x509
diff --git a/SPECS/kernel-rt.spec b/SPECS/kernel-rt.spec
index 3a548b4..c3ed16b 100644
--- a/SPECS/kernel-rt.spec
+++ b/SPECS/kernel-rt.spec
@@ -6,10 +6,10 @@ Summary: The Linux Realtime kernel
 %global dist .el7
 
 # realtimeN
-%global rtbuild 1228
+%global rtbuild 1233
 
 # RHEL7 build number
-%global rhel_build 1160.83.1
+%global rhel_build 1160.88.1
 
 # The preempt RT patch level
 %global rttag rt56
@@ -1454,6 +1454,49 @@ fi
 %endif
 
 %changelog
+* Mon Feb 20 2023 Crystal Wood <swood@redhat.com> [3.10.0-1160.88.1.rt56.1233.el7]
+- [rt] Update source tree to match RHEL rhel-7.9.z tree [2159523]
+- KVM: x86: add bit to indicate correct tsc_shift (Marcelo Tosatti) [2152838]
+- KVM: x86: rewrite handling of scaled TSC for kvmclock (Marcelo Tosatti) [2152838]
+- KVM: x86: rename argument to kvm_set_tsc_khz (Marcelo Tosatti) [2152838]
+
+* Mon Feb 13 2023 Crystal Wood <swood@redhat.com> [3.10.0-1160.87.1.rt56.1232.el7]
+- [rt] Update source tree to match RHEL rhel-7.9.z tree [2159523]
+- Revert "openvswitch: fix flow actions reallocation" (Rado Vrbovsky) [2141780] {CVE-2022-2639}
+- Revert "openvswitch: fix OOB access in reserve_sfa_size()" (Rado Vrbovsky) [2141780] {CVE-2022-2639}
+- kvm/emulate: Fix SETcc emulation function offsets with SLS (Vitaly Kuznetsov) [2143438]
+- mm/rmap: Fix anon_vma->degree ambiguity leading to double-reuse (Rafael Aquini) [2138620] {CVE-2022-42703}
+- mm, rmap: handle anon_vma_prepare() common case inline (Rafael Aquini) [2138620] {CVE-2022-42703}
+- proc: proc_skip_spaces() shouldn't think it is working on C strings (Wander Lairson Costa) [2152565] {CVE-2022-4378}
+- proc: avoid integer type confusion in get_proc_long (Wander Lairson Costa) [2152565] {CVE-2022-4378}
+- scsi: qla2xxx: Fix crash due to stale SRB access around I/O timeouts (Nilesh Javali) [2092105]
+- fs: move S_ISGID stripping into the vfs_*() helpers (Andrey Albershteyn) [2159946] {CVE-2018-13405 CVE-2021-4037}
+- fs: Add missing umask strip in vfs_tmpfile (Andrey Albershteyn) [2159946] {CVE-2018-13405 CVE-2021-4037}
+- fs: add mode_strip_sgid() helper (Andrey Albershteyn) [2159946] {CVE-2018-13405 CVE-2021-4037}
+
+* Thu Feb 02 2023 Crystal Wood <swood@redhat.com> [3.10.0-1160.86.1.rt56.1231.el7]
+- [rt] Update source tree to match RHEL rhel-7.9.z tree [2159523]
+- openvswitch: fix OOB access in reserve_sfa_size() (Rado Vrbovsky) [2141780] {CVE-2022-2639}
+- openvswitch: fix flow actions reallocation (Rado Vrbovsky) [2141780] {CVE-2022-2639}
+- gitlab-ci: use CI templates from production branch (Michael Hofmann)
+- mm: prevent page_frag_alloc() from corrupting the memory (Rafael Aquini) [2141062]
+- mm: Use fixed constant in page_frag_alloc instead of size + 1 (Rafael Aquini) [2141062]
+- mm: page_alloc: fix ref bias in page_frag_alloc() for 1-byte allocs (Rafael Aquini) [2141062]
+- x86/pat: Pass valid address to sanitize_phys() (Jeff Moyer) [1974485]
+
+* Thu Jan 19 2023 Crystal Wood <swood@redhat.com> [3.10.0-1160.85.1.rt56.1230.el7]
+- [rt] Update source tree to match RHEL rhel-7.9.z tree [2159523]
+- sctp: do asoc update earlier in sctp_sf_do_dupcook_b (Xin Long) [2054037]
+- sctp: do asoc update earlier in sctp_sf_do_dupcook_a (Xin Long) [2054037]
+- sctp: handle errors when updating asoc (Xin Long) [2054037]
+- sctp: no need to check assoc id before calling sctp_assoc_set_id (Xin Long) [2054037]
+- s390/topology: fix warning when disabling cpus (Tobias Huschle) [2071980]
+
+* Thu Jan 12 2023 Crystal Wood <swood@redhat.com> [3.10.0-1160.84.1.rt56.1229.el7]
+- [rt] Update source tree to match RHEL rhel-7.9.z tree [2159523]
+- blk-mq: fix flush-rq race (Ming Lei) [2088029]
+- scsi: target: iscsi: Fix a race condition between login_work and the login thread (Maurizio Lombardi) [2154243]
+
 * Mon Dec 19 2022 Crystal Wood <swood@redhat.com> [3.10.0-1160.83.1.rt56.1228.el7]
 - [rt] Update source tree to match RHEL rhel-7.9.z tree [2152044]
 - x86/sme: avoid using __x86_return_thunk (Rafael Aquini) [2122158]