X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb2%2Fcheck.c;h=42f7538edf97a899d9a3758b78c3ec59bf1c2dfb;hp=f8abfc1fad4e30f20829e96cb6e557e0630efc45;hb=cb399d268c839dd75a59678268f3ba666147cc20;hpb=25ed8785693e98492c0c516a8845866ec784f2b9

diff --git a/ccan/tdb2/check.c b/ccan/tdb2/check.c
index f8abfc1f..42f7538e 100644
--- a/ccan/tdb2/check.c
+++ b/ccan/tdb2/check.c
@@ -372,6 +372,14 @@ int tdb_check(struct tdb_context *tdb,
 			if (tdb->methods->oob(tdb, off + len, false))
 				goto fail;
 
+			if (len < sizeof(p->f)) {
+				tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
+					 "tdb_check: too short record %llu at"
+					 " %llu\n",
+					 (long long)len, (long long)off);
+				goto fail;
+			}
+
 			if (off + sizeof(p->u) == tdb->header.v.hash_off) {
 				hash_found = true;
 			} else if (off + sizeof(p->u)