diff options
| author | Hugo Lefeuvre <hle@debian.org> | 2018-10-22 16:59:41 +0200 |
|---|---|---|
| committer | Hugo Lefeuvre <hle@debian.org> | 2018-11-01 09:05:26 +0100 |
| commit | 0bc90e4062a5f9258c91eca018c019b179066c62 (patch) | |
| tree | 2e1cc6c8732e3787244c47a3a2ab6944cc34ced1 /src/bin/jpwl | |
| parent | 0e6a5553cfef21b764d289585af2c6934a95456b (diff) | |
jp3d/jpwl convert: fix write stack buffer overflow
Missing buffer length formatter in fscanf call might lead to write
stack buffer overflow.
fixes #1044 (CVE-2017-17480)
Diffstat (limited to 'src/bin/jpwl')
| -rw-r--r-- | src/bin/jpwl/convert.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/bin/jpwl/convert.c b/src/bin/jpwl/convert.c index f3bb670b..73c1be72 100644 --- a/src/bin/jpwl/convert.c +++ b/src/bin/jpwl/convert.c @@ -1349,7 +1349,7 @@ opj_image_t* pgxtoimage(const char *filename, opj_cparameters_t *parameters) } fseek(f, 0, SEEK_SET); - if (fscanf(f, "PG%[ \t]%c%c%[ \t+-]%d%[ \t]%d%[ \t]%d", temp, &endian1, + if (fscanf(f, "PG%31[ \t]%c%c%31[ \t+-]%d%31[ \t]%d%31[ \t]%d", temp, &endian1, &endian2, signtmp, &prec, temp, &w, temp, &h) != 9) { fprintf(stderr, "ERROR: Failed to read the right number of element from the fscanf() function!\n"); |