prepare for release 1.1.2 (#381)

CHANGELOG.md

@@ -1,4 +1,8 @@
 # Changelog
+## v1.1.2
+Security
+* [\#379](https://github.com/binance-chain/bsc/pull/379) A pre-announced hotfix release to patch a vulnerability in the EVM (CVE-2021-39137).
+
 
 ## v1.1.1
 IMPROVEMENT

params/version.go

@@ -23,7 +23,7 @@ import (
 const (
 	VersionMajor = 1  // Major version component of the current release
 	VersionMinor = 1  // Minor version component of the current release
-	VersionPatch = 1  // Patch version component of the current release
+	VersionPatch = 2  // Patch version component of the current release
 	VersionMeta  = "" // Version metadata to append to the version string
 )