diff options
Diffstat (limited to 'modules/pam_localuser')
| -rw-r--r-- | modules/pam_localuser/pam_localuser.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/modules/pam_localuser/pam_localuser.c b/modules/pam_localuser/pam_localuser.c index 4e05350e..2020eced 100644 --- a/modules/pam_localuser/pam_localuser.c +++ b/modules/pam_localuser/pam_localuser.c @@ -106,6 +106,12 @@ pam_sm_authenticate (pam_handle_t *pamh, int flags UNUSED, return PAM_SYSTEM_ERR; } + if (strlen(user) > sizeof(name) - sizeof(":")) { + pam_syslog (pamh, LOG_ERR, "user name too long"); + fclose(fp); + return PAM_SERVICE_ERR; + } + if (strchr(user, ':') != NULL) { /* * "root:x" is not a local user name even if the passwd file |