Update changelog and version for 1.27.4. (#13901)

* Update changelog and version for 1.27.4.

Author: sean-mcmanus

Extension/CHANGELOG.md

@@ -1,5 +1,11 @@
 # C/C++ for Visual Studio Code Changelog
 
+## Version 1.27.4: September 8, 2025
+### Bug Fixes
+* Fix crash recovery. [#13838](https://github.com/microsoft/vscode-cpptools/issues/13838)
+* Fix a case of unintialized memory in cpptools-srv.
+* Fix excessive cpptools messages when scrolling.
+
 ## Version 1.27.3: September 3, 2025
 ### Enhancements
 * Show a warning when too many files are processed in a workspace. [#10828](https://github.com/microsoft/vscode-cpptools/issues/10828)

Extension/package.json

@@ -2,7 +2,7 @@
     "name": "cpptools",
     "displayName": "C/C++",
     "description": "C/C++ IntelliSense, debugging, and code browsing.",
-    "version": "1.27.3-main",
+    "version": "1.27.4-main",
     "publisher": "ms-vscode",
     "icon": "LanguageCCPP_color_128x.png",
     "readme": "README.md",