diff options
Diffstat (limited to 'modules/pam_unix/support.c')
| -rw-r--r-- | modules/pam_unix/support.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/modules/pam_unix/support.c b/modules/pam_unix/support.c index 6e1bd454..dda617a0 100644 --- a/modules/pam_unix/support.c +++ b/modules/pam_unix/support.c @@ -489,6 +489,9 @@ static int _unix_run_helper_binary(pam_handle_t *pamh, const char *passwd, if (rc<0) { pam_syslog(pamh, LOG_ERR, "unix_chkpwd waitpid returned %d: %m", rc); retval = PAM_AUTH_ERR; + } else if (!WIFEXITED(retval)) { + pam_syslog(pamh, LOG_ERR, "unix_chkpwd abnormal exit: %d", retval); + retval = PAM_AUTH_ERR; } else { retval = WEXITSTATUS(retval); } |