new cmplog map

2 files changed, 10 insertions, 5 deletions

diff --git a/docs/Changelog.md b/docs/Changelog.md
index d33d3121..3f9f0161 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -13,6 +13,8 @@
     - improved seed selection algorithm
     - added `AFL_CUSTOM_MUTATOR_LATE_SEND=1` to call the custom send()
       function after the target has been restarted.
+    - because of bad math and undefined behaviour fixes we have to change
+      the CMPLOG map. **YOU NEED TO RECOMPILE CMPLOG TARGETS**
   - frida_mode:
     - AFL_FRIDA_PERSISTENT_ADDR can now be be any reachable address not just
       a function entry
diff --git a/include/cmplog.h b/include/cmplog.h
index a4449a60..9f995da6 100644
--- a/include/cmplog.h
+++ b/include/cmplog.h
@@ -53,21 +53,24 @@ struct cmp_header {  // 16 bit = 2 bytes
 struct cmp_operands {
 
   u64 v0;
-  u64 v1;
   u64 v0_128;
+  u64 v0_256_0;  // u256 is unsupported by any compiler for now, so future use
+  u64 v0_256_1;
+  u64 v1;
   u64 v1_128;
-  u64 unused;
-  u8  unused1;
-  u8  unused2;
+  u64 v1_256_0;
+  u64 v1_256_1;
+  u8  unused[8];
 
 } __attribute__((packed));
 
 struct cmpfn_operands {
 
   u8 v0[32];
-  u8 v0_len;
   u8 v1[32];
+  u8 v0_len;
   u8 v1_len;
+  u8 unused[6];
 
 } __attribute__((packed));