docs(changelog): changelog for lts-v2.10.3 release

Change-Id: Ifc50a5a8fa00fbd797aaa2bb3116a0cd4e937805
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/docs/change-log.md b/docs/change-log.md
index 172c848..c8df47b 100644
--- a/docs/change-log.md
+++ b/docs/change-log.md
@@ -3,6 +3,81 @@
 This document contains a summary of the new features, changes, fixes and known
 issues in each release of Trusted Firmware-A.
 
+## [lts-2.10.3](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/refs/tags/lts-v2.10.2..refs/tags/lts-v2.10.3) (2024-04-05)
+
+### Code Refactoring
+
+- **Services**
+
+  - **ERRATA ABI**
+
+    - optimize errata ABI using errata framework ([9fe6507](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/9fe65073d4425a626447a2aff3646f65935e89d8))
+    - workaround platforms non-arm interconnect ([a24c800](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/a24c8006ea39be65e156283407fa45f7c7592f6e))
+
+### New Features
+
+- **Libraries**
+
+  - **CPU Support**
+
+    - add support for Poseidon V CPU ([a6256d7](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/a6256d7a2638bfb9bdbb10ca907f891eea3f0829))
+
+### Miscellaneous
+
+- rearrange the fvp_cpu_errata.mk file ([5864630](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/58646309aedfa89f3df51e8d4b0be199948f1543))
+- rename Poseidon to Neoverse V3 ([bafc27c](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/bafc27c8d7cfb5ba44ea132e3a7d92ab76678516))
+- update status of Cortex-X3 erratum 2615812 ([635c83e](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/635c83eb456a8ee2191d820c642dfbc0d23ae32c))
+
+### Documentation
+
+- **threat_model:** mark power analysis threats out-of-scope ([11cb096](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/11cb0962f7ac35cfecd8e731cee4e7b6095c0faa))
+
+- **Miscellaneous**
+
+  - **SDEI**
+
+    - provide security guidelines when using SDEI ([44f36c4](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/44f36c48f2806c25c8ebc7b4ac9b80f0a356a551))
+
+- **Documentation**
+
+  - **Changelog**
+
+    - display all sections ([4a10950](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/4a10950a8538b0469e08e95af079fefe9ee5c895))
+
+### Resolved Issues
+
+- **readme:** dummy commit for sandbox release ([d6b1d48](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/d6b1d4807bf5a3c638c33684c377eb018e765964))
+
+- **Libraries**
+
+  - **CPU Support**
+
+    - correct variant name for default Poseidon CPU ([ef393a3](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/ef393a3f9fa216f76e96c2dd7493ea448d11ba7a))
+    - add erratum 2701951 to Cortex-X3's list ([a234f54](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/a234f540b7271406aeea2fb742dddaeaeafed612))
+    - fix a defect in Cortex-A715 erratum 2561034 ([e86990d](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/e86990d0911d20ec9bf2701485e5b22db774bb54))
+    - workaround for Cortex-A715 erratum 2331818 ([940ebbe](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/940ebbe2d1d07ea8187db5b5c3b94e463a5e5dbb))
+    - workaround for Cortex-A715 erratum 2344187 ([3e3ff29](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/3e3ff298a61473ce7536484a592fa74670b1ae84))
+    - workaround for Cortex-A715 erratum 2413290 ([81931a1](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/81931a13a83564dea387f22b0006aaf57e94b000))
+    - workaround for Cortex-A715 erratum 2413290 ([b59307e](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/b59307ef8efd723edac5c2ab244a370d86dcd821))
+    - workaround for Cortex-A715 erratum 2420947 ([04c60d5](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/04c60d5ef31ccee6178036611e796c9d20da1729))
+    - workaround for Cortex-A715 erratum 2429384 ([301698e](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/301698e15bc87b8dc300fdd3f07bcc2781364c67))
+    - workaround for Cortex-A720 erratum 2926083 ([baf1474](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/baf14745f1173621a20e2e190b596af9579bc031))
+    - workaround for Cortex-A720 erratum 2940794 ([03636f2](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/03636f2c3d60a7be28898aae5ec6d3e56d1c05ca))
+    - workaround for Cortex-X3 erratum 2372204 ([5f8f745](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/5f8f745c7e996d2767d6567d2beda6bca185de1c))
+    - workaround for Cortex-X4 erratum 2701112 ([d466c5d](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/d466c5d4d27b5d24510a314efe8f6ddb3dd44ff8))
+
+- **Drivers**
+
+  - **Arm**
+
+    - **GIC**
+
+      - **GICv3**
+
+        - **GIC-600**
+
+          - workaround for Part 1 of GIC600 erratum 2384374 ([b7ed781](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/b7ed781eea7478a724183de93a741fc3aa9f7914))
+
 ## [lts-2.10.2](https://review.trustedfirmware.org/plugins/gitiles/TF-A/trusted-firmware-a/+/refs/tags/lts-v2.10.1..refs/tags/lts-v2.10.2) (2024-02-08)
 
 ### Resolved Issues
diff --git a/docs/conf.py b/docs/conf.py
index 9b75fe6..59bd28f 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -14,8 +14,8 @@
 
 project = "Trusted Firmware-A"
 author = "Trusted Firmware-A contributors"
-version = "2.10.2"
-release = "2.10.2"
+version = "2.10.3"
+release = "2.10.3"
 
 # -- General configuration ---------------------------------------------------