diff options
Diffstat (limited to 'third_party/libopenjpeg20/0017-tcd_init_tile.patch')
| -rw-r--r-- | third_party/libopenjpeg20/0017-tcd_init_tile.patch | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/third_party/libopenjpeg20/0017-tcd_init_tile.patch b/third_party/libopenjpeg20/0017-tcd_init_tile.patch deleted file mode 100644 index a04ac9f118..0000000000 --- a/third_party/libopenjpeg20/0017-tcd_init_tile.patch +++ /dev/null @@ -1,32 +0,0 @@ -diff --git a/third_party/libopenjpeg20/0017-tcd_init_tile.patch b/third_party/libopenjpeg20/0017-tcd_init_tile.patch -new file mode 100644 -index 0000000..e69de29 -diff --git a/third_party/libopenjpeg20/README.pdfium b/third_party/libopenjpeg20/README.pdfium -index 4852a42..97e6e8c 100644 ---- a/third_party/libopenjpeg20/README.pdfium -+++ b/third_party/libopenjpeg20/README.pdfium -@@ -26,4 +26,5 @@ Local Modifications: - 0014-opj_jp2_read_ihdr_leak.patch: Memory leak in opj_jp2_read_ihdr(). - 0015-read_SPCod_SPCoc_overflow.patch: Prevent a buffer overflow in opj_j2k_read_SPCod_SPCoc. - 0016-read_SQcd_SQcc_overflow.patch: Prevent a buffer overflow in opj_j2k_read_SQcd_SQcc. -+0017-tcd_init_tile.patch: Prevent integer overflows during calculation of |l_nb_precinct_size|. - TODO(thestig): List all the other patches. -diff --git a/third_party/libopenjpeg20/tcd.c b/third_party/libopenjpeg20/tcd.c -index aebe9be..673633c 100644 ---- a/third_party/libopenjpeg20/tcd.c -+++ b/third_party/libopenjpeg20/tcd.c -@@ -822,7 +822,14 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, - l_res->ph = (l_res->y0 == l_res->y1) ? 0 : (OPJ_UINT32)((l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy); - /*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/ - -+ if (l_res->pw && ((OPJ_UINT32)-1) / l_res->pw < l_res->ph) { -+ return OPJ_FALSE; -+ } - l_nb_precincts = l_res->pw * l_res->ph; -+ -+ if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof(opj_tcd_precinct_t) < l_nb_precincts) { -+ return OPJ_FALSE; -+ } - l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t); - if (resno == 0) { - tlcbgxstart = l_tl_prc_x_start; |