diff options
| author | Eharve14 <71228603+Eharve14@users.noreply.github.com> | 2022-01-13 15:05:52 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-01-13 21:05:52 +0100 |
| commit | 1daaa0b909aebdf71be36238d16dfbec83c494ed (patch) | |
| tree | 09ea40a045010a8ad9bb4b563e020102004df01d /src/bin/jp2/opj_dump.c | |
| parent | 79c7d7af598b778c3cdcb455df23d50efc95eb3c (diff) | |
Avoid overflow in multiplications in utilities related to big number of files in a directory (CVE-2021-29338) (#1396)
Diffstat (limited to 'src/bin/jp2/opj_dump.c')
| -rw-r--r-- | src/bin/jp2/opj_dump.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/bin/jp2/opj_dump.c b/src/bin/jp2/opj_dump.c index d2646f10..46b976a9 100644 --- a/src/bin/jp2/opj_dump.c +++ b/src/bin/jp2/opj_dump.c @@ -529,13 +529,13 @@ int main(int argc, char *argv[]) } for (it_image = 0; it_image < num_images; it_image++) { - dirptr->filename[it_image] = dirptr->filename_buf + it_image * OPJ_PATH_LEN; + dirptr->filename[it_image] = dirptr->filename_buf + (size_t)it_image * + OPJ_PATH_LEN; } if (load_images(dirptr, img_fol.imgdirpath) == 1) { goto fails; } - if (num_images == 0) { fprintf(stdout, "Folder is empty\n"); goto fails; |