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authorGreg Hudson <ghudson@mit.edu>2018-09-13 17:03:36 -0400
committerGreg Hudson <ghudson@mit.edu>2018-09-17 10:02:31 -0400
commit8ea7e36661cfa6d8acb2b1af615870092a408cce (patch)
treec311af4e26187e959083eb0a429247066cc47341
parent4ffb239bfc44396d72ac8c54103367aa4f9bd3e8 (diff)
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Check mech cred in gss_inquire_cred_by_mech()
If gss_inquire_cred_by_mech() is called with a mechanism and there is no corresponding mechanism credential in the union cred, return GSS_S_NO_CRED (as Heimdal does) instead of interrogating the mechanism about the default credential. ticket: 8736 (new) tags: pullup target_version: 1.16-next target_version: 1.15-next
-rw-r--r--src/lib/gssapi/mechglue/g_inq_cred.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/gssapi/mechglue/g_inq_cred.c b/src/lib/gssapi/mechglue/g_inq_cred.c
index cbe045a..4ed7774 100644
--- a/src/lib/gssapi/mechglue/g_inq_cred.c
+++ b/src/lib/gssapi/mechglue/g_inq_cred.c
@@ -197,6 +197,8 @@ gss_inquire_cred_by_mech(minor_status, cred_handle, mech_type, name,
union_cred = (gss_union_cred_t) cred_handle;
mech_cred = gssint_get_mechanism_cred(union_cred, selected_mech);
+ if (cred_handle != GSS_C_NO_CREDENTIAL && mech_cred == GSS_C_NO_CREDENTIAL)
+ return (GSS_S_NO_CRED);
public_mech = gssint_get_public_oid(selected_mech);
status = mech->gss_inquire_cred_by_mech(minor_status,