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-rw-r--r--src/providers/krb5/krb5_child.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/providers/krb5/krb5_child.c b/src/providers/krb5/krb5_child.c
index f647bf79..8cf62555 100644
--- a/src/providers/krb5/krb5_child.c
+++ b/src/providers/krb5/krb5_child.c
@@ -1329,6 +1329,8 @@ static errno_t unpack_buffer(uint8_t *buf, size_t size, struct pam_data *pd,
DEBUG(SSSDBG_TRACE_LIBS, ("total buffer size: [%d]\n", size));
+ if (!offline || !kr) return EINVAL;
+
SAFEALIGN_COPY_UINT32_CHECK(&pd->cmd, buf + p, size, &p);
SAFEALIGN_COPY_UINT32_CHECK(&kr->uid, buf + p, size, &p);
SAFEALIGN_COPY_UINT32_CHECK(&kr->gid, buf + p, size, &p);
@@ -1344,7 +1346,7 @@ static errno_t unpack_buffer(uint8_t *buf, size_t size, struct pam_data *pd,
DEBUG(SSSDBG_CONF_SETTINGS,
("cmd [%d] uid [%llu] gid [%llu] validate [%s] offline [%s] "
"UPN [%s]\n", pd->cmd, kr->uid, kr->gid,
- kr->validate ? "true" : "false", offline ? "true" : "false",
+ kr->validate ? "true" : "false", *offline ? "true" : "false",
kr->upn ? kr->upn : "none"));
if (pd->cmd == SSS_PAM_AUTHENTICATE ||