SIS: check our section boundaries (CID #138526)

7a908216 · Jean-Paul Saman · 8b0ba11b · 7a908216
Commit 7a908216 authored Mar 22, 2016 by Jean-Paul Saman
Hide whitespace changes
Inline Side-by-side

Showing with 3 additions and 0 deletions

src/tables/sis.c src/tables/sis.c +3 -0

No files found.
--- a/src/tables/sis.c
+++ b/src/tables/sis.c
@@ -725,6 +725,9 @@ void dvbpsi_sis_sections_decode(dvbpsi_t* p_dvbpsi, dvbpsi_sis_t* p_sis,
                p_desc += 4; /* E CRC 32 */
            }

+            /* check our boundaries */
+            if (p_desc + 4 >= p_section->p_payload_end)
+                break;
            /* point to next section */
            p_byte = p_desc + 4 /* CRC 32 */;
        }