From 8dc056c1c8bc7acb66c4decc49add2c3a24e6310 Mon Sep 17 00:00:00 2001 From: Tomas Mraz Date: Fri, 8 Feb 2013 15:04:26 +0100 Subject: Add checks for crypt() returning NULL. modules/pam_pwhistory/opasswd.c (compare_password): Add check for crypt() NULL return. modules/pam_unix/bigcrypt.c (bigcrypt): Likewise. --- modules/pam_pwhistory/opasswd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'modules/pam_pwhistory') diff --git a/modules/pam_pwhistory/opasswd.c b/modules/pam_pwhistory/opasswd.c index 274fdb92..836d713e 100644 --- a/modules/pam_pwhistory/opasswd.c +++ b/modules/pam_pwhistory/opasswd.c @@ -108,7 +108,7 @@ compare_password(const char *newpass, const char *oldpass) outval = crypt (newpass, oldpass); #endif - return strcmp(outval, oldpass) == 0; + return outval != NULL && strcmp(outval, oldpass) == 0; } /* Check, if the new password is already in the opasswd file. */ -- cgit v1.2.3