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-rw-r--r--auth-passwd.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/auth-passwd.c b/auth-passwd.c
index 65f52518..24fcb67b 100644
--- a/auth-passwd.c
+++ b/auth-passwd.c
@@ -198,6 +198,9 @@ sys_auth_passwd(struct ssh *ssh, const char *password)
/* Just use the supplied fake password if authctxt is invalid */
char *pw_password = authctxt->valid ? shadow_pw(pw) : pw->pw_passwd;
+ if (pw_password == NULL)
+ return 0;
+
/* Check for users with no password. */
if (strcmp(pw_password, "") == 0 && strcmp(password, "") == 0)
return (1);