X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=plugins%2Flttng-utils%2Fdebug-info%2Fbin-info.c;h=280462906b8192cd8e98ea6f84eb1adde02cea80;hb=233b228c8d1fefaa04e33730bc67d7c010a3d4dd;hp=f861b2ed78966aeb56118bf583dc4a85884156d3;hpb=42521b696131e2ccaa3622f297f97df6e90827e6;p=babeltrace.git

diff --git a/plugins/lttng-utils/debug-info/bin-info.c b/plugins/lttng-utils/debug-info/bin-info.c
index f861b2ed..28046290 100644
--- a/plugins/lttng-utils/debug-info/bin-info.c
+++ b/plugins/lttng-utils/debug-info/bin-info.c
@@ -251,8 +251,18 @@ int is_build_id_note_section(uint8_t *buf)
 	 * - Note type
 	 */
 	name_sz = (uint32_t) *buf;
+
+	/*
+	 * Check the note name length. The name_sz field includes the
+	 * terminating null byte.
+	 */
+	if (name_sz != sizeof(BUILD_ID_NOTE_NAME)) {
+		goto invalid;
+	}
+
 	buf += sizeof(name_sz);
 
+	/* Ignore the note description size. */
 	buf += sizeof(desc_sz);
 
 	note_type = (uint32_t) *buf;