Merge pull request #9422 from erik-krogh/refacReDoS

Refactorizations of the ReDoS libraries

Author: erik-krogh

config/identical-files.json

@@ -485,22 +485,27 @@
     "ruby/ql/lib/codeql/ruby/security/internal/SensitiveDataHeuristics.qll"
   ],
   "ReDoS Util Python/JS/Ruby/Java": [
-    "javascript/ql/lib/semmle/javascript/security/performance/ReDoSUtil.qll",
-    "python/ql/lib/semmle/python/security/performance/ReDoSUtil.qll",
-    "ruby/ql/lib/codeql/ruby/security/performance/ReDoSUtil.qll",
-    "java/ql/lib/semmle/code/java/security/performance/ReDoSUtil.qll"
+    "javascript/ql/lib/semmle/javascript/security/regexp/NfaUtils.qll",
+    "python/ql/lib/semmle/python/security/regexp/NfaUtils.qll",
+    "ruby/ql/lib/codeql/ruby/security/regexp/NfaUtils.qll",
+    "java/ql/lib/semmle/code/java/security/regexp/NfaUtils.qll"
   ],
   "ReDoS Exponential Python/JS/Ruby/Java": [
-    "javascript/ql/lib/semmle/javascript/security/performance/ExponentialBackTracking.qll",
-    "python/ql/lib/semmle/python/security/performance/ExponentialBackTracking.qll",
-    "ruby/ql/lib/codeql/ruby/security/performance/ExponentialBackTracking.qll",
-    "java/ql/lib/semmle/code/java/security/performance/ExponentialBackTracking.qll"
+    "javascript/ql/lib/semmle/javascript/security/regexp/ExponentialBackTracking.qll",
+    "python/ql/lib/semmle/python/security/regexp/ExponentialBackTracking.qll",
+    "ruby/ql/lib/codeql/ruby/security/regexp/ExponentialBackTracking.qll",
+    "java/ql/lib/semmle/code/java/security/regexp/ExponentialBackTracking.qll"
   ],
   "ReDoS Polynomial Python/JS/Ruby/Java": [
-    "javascript/ql/lib/semmle/javascript/security/performance/SuperlinearBackTracking.qll",
-    "python/ql/lib/semmle/python/security/performance/SuperlinearBackTracking.qll",
-    "ruby/ql/lib/codeql/ruby/security/performance/SuperlinearBackTracking.qll",
-    "java/ql/lib/semmle/code/java/security/performance/SuperlinearBackTracking.qll"
+    "javascript/ql/lib/semmle/javascript/security/regexp/SuperlinearBackTracking.qll",
+    "python/ql/lib/semmle/python/security/regexp/SuperlinearBackTracking.qll",
+    "ruby/ql/lib/codeql/ruby/security/regexp/SuperlinearBackTracking.qll",
+    "java/ql/lib/semmle/code/java/security/regexp/SuperlinearBackTracking.qll"
+  ],
+  "RegexpMatching Python/JS/Ruby": [
+    "javascript/ql/lib/semmle/javascript/security/regexp/RegexpMatching.qll",
+    "python/ql/lib/semmle/python/security/regexp/RegexpMatching.qll",
+    "ruby/ql/lib/codeql/ruby/security/regexp/RegexpMatching.qll"
   ],
   "BadTagFilterQuery Python/JS/Ruby": [
     "javascript/ql/lib/semmle/javascript/security/BadTagFilterQuery.qll",

java/ql/lib/change-notes/2022-05-25-redos-refac.md

@@ -0,0 +1,5 @@
+---
+category: deprecated
+---
+* The utility files previously in the `semmle.code.java.security.performance` package have been moved to the `semmle.code.java.security.regexp` package.  
+  The previous files still exist as deprecated aliases.