diff options
| author | Moritz Jodeit <moritz@cvs.openbsd.org> | 2005-01-04 18:24:34 +0000 |
|---|---|---|
| committer | Moritz Jodeit <moritz@cvs.openbsd.org> | 2005-01-04 18:24:34 +0000 |
| commit | 5d9aaa7c020aefb8a2e55569b8ea851ad9dd9a94 (patch) | |
| tree | fcacb24de6cb4f49082de0962126dc52e6056ce3 /libexec/login_tis | |
| parent | 545d393aff3c7f5e0e705957a3897af88337dce1 (diff) | |
add some snprintf sanity checks.
ok millert@, henning@
Diffstat (limited to 'libexec/login_tis')
| -rw-r--r-- | libexec/login_tis/login_tis.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libexec/login_tis/login_tis.c b/libexec/login_tis/login_tis.c index d3cdc31eeec..92b887d8459 100644 --- a/libexec/login_tis/login_tis.c +++ b/libexec/login_tis/login_tis.c @@ -1,4 +1,4 @@ -/* $OpenBSD: login_tis.c,v 1.1 2004/09/28 15:02:01 millert Exp $ */ +/* $OpenBSD: login_tis.c,v 1.2 2005/01/04 18:24:33 moritz Exp $ */ /* * Copyright (c) 2004 Todd C. Miller <Todd.Miller@courtesan.com> @@ -633,7 +633,7 @@ tis_authorize(struct tis_connection *tc, const char *user, *obuf = '\0'; /* class is not used by authsrv (it is effectively a comment) */ len = snprintf(buf, sizeof(buf), "authenticate %s %s", user, class); - if (len >= sizeof(buf)) { + if (len == -1 || len >= sizeof(buf)) { syslog(LOG_ERR, "user/class too large"); resp = error; } else if (tis_send(tc, buf, len) < 0) @@ -673,7 +673,7 @@ tis_verify(struct tis_connection *tc, const char *response, char *ebuf) ebuf[0] = '\0'; len = snprintf(buf, sizeof(buf), "response '%s'", response); - if (len >= sizeof(buf)) { + if (len == -1 || len >= sizeof(buf)) { syslog(LOG_ERR, "response too large"); return (-1); } |