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-rw-r--r--source3/lib/util_tdb.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/source3/lib/util_tdb.c b/source3/lib/util_tdb.c
index ade46bf18e..65e46119b4 100644
--- a/source3/lib/util_tdb.c
+++ b/source3/lib/util_tdb.c
@@ -410,7 +410,9 @@ int tdb_unpack(const uint8 *buf, int bufsize, const char *fmt, ...)
case 'P': /* null-terminated string */
/* Return malloc'ed string. */
ps = va_arg(ap,char **);
- len = strlen((const char *)buf) + 1;
+ len = strnlen((const char *)buf, bufsize) + 1;
+ if (bufsize < len)
+ goto no_space;
*ps = SMB_STRDUP((const char *)buf);
break;
case 'f': /* null-terminated string */