diff --git a/scripts/quarantine.yaml b/scripts/quarantine.yaml
index aa71ca09a370..3b4c80b9c5d6 100644
--- a/scripts/quarantine.yaml
+++ b/scripts/quarantine.yaml
@@ -140,24 +140,6 @@
     - nrf54h20dk@0.9.0/nrf54h20/cpuapp
   comment: "https://nordicsemi.atlassian.net/browse/NCSDK-35605"
 
-- scenarios:
-    - applications.nrf_desktop.*
-  platforms:
-    - nrf52kbd/nrf52832
-  comment: "Needs alignment to new errata system in nrfx - NRFX-8421"
-
-- scenarios:
-    - sample.bluetooth.mesh.light_ctrl
-  platforms:
-    - nrf52dk/nrf52832
-  comment: "Needs alignment to new errata system in nrfx - NRFX-8421"
-
-- scenarios:
-    - sample.bluetooth.nrf_dm.timeslot
-  platforms:
-    - nrf52dk/nrf52832
-  comment: "Needs alignment to new errata system in nrfx - NRFX-8421"
-
 - scenarios:
     - sample.bluetooth.mesh.light_ctrl.emds
   platforms:
diff --git a/scripts/quarantine_zephyr.yaml b/scripts/quarantine_zephyr.yaml
index f5914b6489cb..0e023a9ad428 100644
--- a/scripts/quarantine_zephyr.yaml
+++ b/scripts/quarantine_zephyr.yaml
@@ -237,6 +237,7 @@
 - scenarios:
     - kernel.common.misra
   platforms:
+    - nrf54l15dk/nrf54l15/cpuapp
     - nrf54lm20dk/nrf54lm20a/cpuapp
   comment: "https://nordicsemi.atlassian.net/browse/NCSDK-35491"
 
@@ -578,3 +579,11 @@
 - scenarios:
     - buildsystem.sbom.spdx
   comment: "Missing toolchain python package. https://nordicsemi.atlassian.net/browse/NCSDK-35387"
+
+- scenarios:
+    - arch.arm.*.no_optimizations
+    - llext.writable
+    - llext.writable_slid_linking
+    - llext.writable_relocatable_slid_linking
+    - llext.writable_relocatable
+  comment: "https://nordicsemi.atlassian.net/browse/NRFX-8497"
diff --git a/west.yml b/west.yml
index bef1f072851c..f456039262ad 100644
--- a/west.yml
+++ b/west.yml
@@ -66,7 +66,7 @@ manifest:
     # https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/guides/modules.html
     - name: zephyr
       repo-path: sdk-zephyr
-      revision: c475e9f2c9eedd5aef47e2e0a36eb02d05e87a7f
+      revision: 3acc99b2018b0ace7a8b2922006cb2ffbd17b9d1
       import:
         # In addition to the zephyr repository itself, NCS also
         # imports the contents of zephyr/west.yml at the above