diff options
Diffstat (limited to 'extra/openjpeg/openjpeg-1.5-r2032.patch')
| -rw-r--r-- | extra/openjpeg/openjpeg-1.5-r2032.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/extra/openjpeg/openjpeg-1.5-r2032.patch b/extra/openjpeg/openjpeg-1.5-r2032.patch new file mode 100644 index 000000000..3d7d4fa7c --- /dev/null +++ b/extra/openjpeg/openjpeg-1.5-r2032.patch @@ -0,0 +1,30 @@ +Index: libopenjpeg/j2k.c +=================================================================== +--- libopenjpeg/j2k.c (revision 2031) ++++ libopenjpeg/j2k.c (revision 2032) +@@ -468,6 +468,12 @@ + } + #endif /* USE_JPWL */ + ++ /* prevent division by zero */ ++ if (!(cp->tdx * cp->tdy)) { ++ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: invalid tile size (tdx: %d, tdy: %d)\n", cp->tdx, cp->tdy); ++ return; ++ } ++ + image->comps = (opj_image_comp_t*) opj_calloc(image->numcomps, sizeof(opj_image_comp_t)); + for (i = 0; i < image->numcomps; i++) { + int tmp, w, h; +@@ -506,6 +512,12 @@ + } + #endif /* USE_JPWL */ + ++ /* prevent division by zero */ ++ if (!(image->comps[i].dx * image->comps[i].dy)) { ++ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: invalid component size (dx: %d, dy: %d)\n", image->comps[i].dx, image->comps[i].dy); ++ return; ++ } ++ + /* TODO: unused ? */ + w = int_ceildiv(image->x1 - image->x0, image->comps[i].dx); + h = int_ceildiv(image->y1 - image->y0, image->comps[i].dy); |