Author: rathann Date: Fri Oct 4 00:21:29 2013 New Revision: 1261 Log: This is a heuristic to prevent segfaults when ifo->vts_pgcit->pgci_srp[ptt[i].pgcn-1].pgc is invalid but non-NULL. Patch by Fabian Keil #fk$fabiankeil%de^ Modified: trunk/libdvdnav/src/searching.c Modified: trunk/libdvdnav/src/searching.c ============================================================================== --- trunk/libdvdnav/src/searching.c Fri Oct 4 00:19:25 2013 (r1260) +++ trunk/libdvdnav/src/searching.c Fri Oct 4 00:21:29 2013 (r1261) @@ -616,6 +616,10 @@ uint32_t dvdnav_describe_title_chapters( length = 0; for(i=0; i<parts; i++) { uint32_t cellnr, endcellnr; + if (ifo->vts_pgcit->pgci_srp[ptt[i].pgcn-1].pgc_start_byte >= ifo->vts_pgcit->last_byte) { + printerr("PGC start out of bounds"); + continue; + } pgc = ifo->vts_pgcit->pgci_srp[ptt[i].pgcn-1].pgc; if (pgc == NULL) { printerr("PGC missing.");