From 2e76ae7fcb083b0e01d79ec91adf2b88a4e9a519 Mon Sep 17 00:00:00 2001 From: des Date: Sun, 16 Feb 2003 11:28:55 +0000 Subject: MFP4: guard against null pointer dereference which sshd can cause (#25271) --- contrib/openpam/lib/pam_vprompt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'contrib/openpam/lib') diff --git a/contrib/openpam/lib/pam_vprompt.c b/contrib/openpam/lib/pam_vprompt.c index 15fdc81..83262c4 100644 --- a/contrib/openpam/lib/pam_vprompt.c +++ b/contrib/openpam/lib/pam_vprompt.c @@ -31,7 +31,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $P4: //depot/projects/openpam/lib/pam_vprompt.c#8 $ + * $P4: //depot/projects/openpam/lib/pam_vprompt.c#9 $ */ #include @@ -66,7 +66,7 @@ pam_vprompt(pam_handle_t *pamh, r = pam_get_item(pamh, PAM_CONV, (const void **)&conv); if (r != PAM_SUCCESS) RETURNC(r); - if (conv == NULL) { + if (conv == NULL || conv->conv == NULL) { openpam_log(PAM_LOG_ERROR, "no conversation function"); RETURNC(PAM_SYSTEM_ERR); } -- cgit v1.1