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diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
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index 85916548a..5cd0babee 100644
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--- a/.github/workflows/test.yml
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+++ b/.github/workflows/test.yml
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@@ -230,6 +230,14 @@ jobs:
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         sudo chmod +x /usr/bin/crun
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         echo "New crun version: "$(crun --version)
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+    - name: Reduce ASLR entropy
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+      if:   matrix.cfg.sanitizers != ''
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+      # Asan in llvm 14 provided in ubuntu-22.04 is incompatible with
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+      # high-entropy ASLR configured in much newer kernels that GitHub
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+      # runners are using leading to random crashes:
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+      #   https://github.com/actions/runner-images/issues/9491
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+      run: sudo sysctl -w vm.mmap_rnd_bits=28
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+
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     - name: load image
141f98
       run: |
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         sudo podman load -i /tmp/image.tar
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diff --git a/NEWS b/NEWS
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index 31c069aea..97e1c41d5 100644
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--- a/NEWS
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+++ b/NEWS
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@@ -1,3 +1,6 @@
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+OVN v23.09.4 - xx xxx xxxx
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+--------------------------
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+
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 OVN v23.09.3 - 12 Mar 2024
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 --------------------------
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   - Bug fixes
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diff --git a/configure.ac b/configure.ac
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index 090a29a15..c71ade236 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -13,7 +13,7 @@
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 # limitations under the License.
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 AC_PREREQ(2.63)
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-AC_INIT(ovn, 23.09.3, bugs@openvswitch.org)
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+AC_INIT(ovn, 23.09.4, bugs@openvswitch.org)
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 AC_CONFIG_MACRO_DIR([m4])
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 AC_CONFIG_AUX_DIR([build-aux])
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 AC_CONFIG_HEADERS([config.h])
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diff --git a/debian/changelog b/debian/changelog
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index bbce8a3cb..4f2fabdd7 100644
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--- a/debian/changelog
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+++ b/debian/changelog
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@@ -1,3 +1,9 @@
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+OVN (23.09.4-1) unstable; urgency=low
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+   [ OVN team ]
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+   * New upstream version
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+
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+ -- OVN team <dev@openvswitch.org>  Tue, 12 Mar 2024 08:35:34 -0400
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+
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 OVN (23.09.3-1) unstable; urgency=low
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    [ OVN team ]
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    * New upstream version