Merge pull request wolfSSL#7394 from embhorn/zd17779

Add null check to wolfSSL_Free
gojimmypi · May 16, 2024 · 2120424 · 2120424
2 parents 55ea330 + 4e5a98e
commit 2120424
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/wolfcrypt/src/memory.c b/wolfcrypt/src/memory.c
@@ -1141,6 +1141,10 @@ void wolfSSL_Free(void *ptr, void* heap, int type)
             #endif
             }
             mem = hint->memory;
+            if (mem == NULL) {
+                WOLFSSL_MSG("Bad hint pointer to memory");
+                return;
+            }
 
             /* get memory struct and add it to available list */
             pt = (wc_Memory*)((byte*)ptr - sizeof(wc_Memory) - padSz);