diff -up Linux-PAM-1.3.1/modules/pam_unix/pam_unix_passwd.c.unix-default-rounds Linux-PAM-1.3.1/modules/pam_unix/pam_unix_passwd.c
--- Linux-PAM-1.3.1/modules/pam_unix/pam_unix_passwd.c.unix-default-rounds	2023-11-02 09:59:54.533238124 +0100
+++ Linux-PAM-1.3.1/modules/pam_unix/pam_unix_passwd.c	2023-11-02 10:40:58.017404936 +0100
@@ -607,7 +607,7 @@ pam_sm_chauthtok(pam_handle_t *pamh, int
 	unsigned int ctrl, lctrl;
 	int retval;
 	int remember = -1;
-	int rounds = -1;
+	int rounds = 0;
 	int pass_min_len = 0;
 
 	/* <DO NOT free() THESE> */