Update Errata

 - Report fix of out of bound memory write for non-optimized FP16 GeMM
   kernel.

Resolves: COMPMID-6904
Signed-off-by: Ramy Elgammal <ramy.elgammal@arm.com>
Change-Id: Ib06a5e6e70c9d86e422ab3b82a137ba46449f392
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/11713
Reviewed-by: Viet-Hoa Do <viet-hoa.do@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/docs/user_guide/errata.dox b/docs/user_guide/errata.dox
index 056e45a..c195dc7 100644
--- a/docs/user_guide/errata.dox
+++ b/docs/user_guide/errata.dox
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2019-2023 Arm Limited.
+/// Copyright (c) 2019-2024 Arm Limited.
 ///
 /// SPDX-License-Identifier: MIT
 ///
@@ -30,6 +30,14 @@
 
 @section S7_1_errata Errata
 
+- (COMPMID-6904) Fix out-of-bound memory write for non-optimized FP16 GeMM kernel.
+    - Versions: >= v17.09 && < v24.06
+    - Oses: Linux, Android, MacOS, Windows.
+    - Conditions:
+        - Compile the latest Arm Compute Library for armv8.2-a or multi_isa
+        - Device with FP16 support
+        - GeMM with beta coefficient != 0 or 1
+
 - (COMPMID-6493) Crash when running Arm Compute Library compiled for SVE2 on a computer that support SVE only.
     - Versions: >= v21.02 && <=v23.08
     - OSs: Linux, Android.