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-rw-r--r--rpc/rpc-lib/src/auth-glusterfs.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/rpc/rpc-lib/src/auth-glusterfs.c b/rpc/rpc-lib/src/auth-glusterfs.c
index 27869349182..9a9021046cf 100644
--- a/rpc/rpc-lib/src/auth-glusterfs.c
+++ b/rpc/rpc-lib/src/auth-glusterfs.c
@@ -172,6 +172,11 @@ int auth_glusterfs_authenticate (rpcsvc_request_t *req, void *priv)
req->lk_owner = au.lk_owner;
req->auxgidcount = au.ngrps;
+ if (req->auxgidcount > 16) {
+ ret = RPCSVC_AUTH_REJECT;
+ goto err;
+ }
+
for (gidcount = 0; gidcount < au.ngrps; ++gidcount)
req->auxgids[gidcount] = au.groups[gidcount];