blob: b6b999faed7fc825be3b6d365e748691083abfda (
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--- ./modules/pam_exec/pam_exec.c.orig
+++ ./modules/pam_exec/pam_exec.c
@@ -103,11 +103,14 @@
int optargc;
const char *logfile = NULL;
const char *authtok = NULL;
+ char authtok_buf[PAM_MAX_RESP_SIZE+1];
+
pid_t pid;
int fds[2];
int stdout_fds[2];
FILE *stdout_file = NULL;
+ memset(authtok_buf, 0, sizeof(authtok_buf));
if (argc < 1) {
pam_syslog (pamh, LOG_ERR,
"This module needs at least one argument");
@@ -178,11 +181,11 @@
}
pam_set_item (pamh, PAM_AUTHTOK, resp);
- authtok = strndupa (resp, PAM_MAX_RESP_SIZE);
+ authtok = strncpy(authtok_buf, resp, sizeof(authtok_buf));
_pam_drop (resp);
}
else
- authtok = strndupa (void_pass, PAM_MAX_RESP_SIZE);
+ authtok = strncpy(authtok_buf, void_pass, sizeof(authtok_buf));
if (pipe(fds) != 0)
{
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