Fixed a nasty bug on memory permission tracking

ptitSeb · Jul 11, 2024 · 666b5a6 · 666b5a6
1 parent fcbebfa
commit 666b5a6
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/custommem.c b/src/custommem.c
@@ -914,6 +914,7 @@ void updateProtection(uintptr_t addr, uintptr_t size, uint32_t prot)
         uintptr_t bend;
         uint32_t oprot;
         rb_get_end(memprot, cur, &oprot, &bend);
+        if(bend>end) bend = end;
         uint32_t dyn=(oprot&PROT_DYN);
         if(!(dyn&PROT_NEVERPROT)) {
             if(dyn && (prot&PROT_WRITE)) {   // need to remove the write protection from this block