From e29047732fff40e60c409aca8cefe99e16fcbcd3 Mon Sep 17 00:00:00 2001 From: havoc Date: Sun, 1 Jan 2006 07:46:13 +0000 Subject: [PATCH] added vertex bounds checking in Mod_Q1BSP_LoadEdges git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@5881 d7cf8633-e32d-0410-b094-e92efae38249 --- model_brush.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/model_brush.c b/model_brush.c index a3096823..5234c494 100644 --- a/model_brush.c +++ b/model_brush.c @@ -1758,6 +1758,12 @@ static void Mod_Q1BSP_LoadEdges(lump_t *l) { out->v[0] = (unsigned short)LittleShort(in->v[0]); out->v[1] = (unsigned short)LittleShort(in->v[1]); + if (out->v[0] >= loadmodel->brushq1.numvertices || out->v[1] >= loadmodel->brushq1.numvertices) + { + Host_Error("Mod_Q1BSP_LoadEdges: %s has invalid vertex indices in edge %i (vertices %i %i >= numvertices %i)\n", loadmodel->name, i, out->v[0], out->v[1], loadmodel->brushq1.numvertices); + out[0] = 0; + out[1] = 0; + } } } -- 2.39.2