diff options
Diffstat (limited to 'src/lib/openjp2/j2k.c')
| -rw-r--r-- | src/lib/openjp2/j2k.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c index f633f4fc..9b95b57e 100644 --- a/src/lib/openjp2/j2k.c +++ b/src/lib/openjp2/j2k.c @@ -3641,6 +3641,15 @@ OPJ_BOOL j2k_read_ppm_v3 ( if (p_header_size) { + if (p_header_size < 4) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + l_cp->ppm = 0; + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */ p_header_data+=4; p_header_size-=4; |