Add sanity for case id'd in optesting review

2024-06-17 11:49:41 -04:00
parent e72db4a306
commit f00e5247bb
1 changed files with 5 additions and 0 deletions
--- a/wolfcrypt/src/aes.c
+++ b/wolfcrypt/src/aes.c
@@ -10643,6 +10643,11 @@ static WARN_UNUSED_RESULT int roll_auth(
    word32 remainder;
    int ret;

+    /* Sanity check on authIn to prevent segfault in xorbuf() where
+     * variable 'in' is dereferenced as the mask 'm' in misc.c */
+    if (in == NULL)
+        return BAD_FUNC_ARG;
+
    /* encode the length in */
    if (inSz <= 0xFEFF) {
        authLenSz = 2;