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Fix: MSVR-11-117 - Vulnerability Report.

This commit is contained in:
Mathieu Malaterre 2012-01-20 14:43:49 +00:00
parent 452403d393
commit 5bd5d894eb
1 changed files with 7 additions and 4 deletions
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9
libopenjpeg/jp2.c
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@ -94,7 +94,7 @@ Apply collected palette data
@param color Collector for profile, cdef and pclr data
@param image
*/
static void jp2_apply_pclr(opj_jp2_color_t *color, opj_image_t *image);
static void jp2_apply_pclr(opj_jp2_color_t *color, opj_image_t *image, opj_common_ptr cinfo);
/**
Collect palette data
@param jp2 JP2 handle
@ -344,7 +344,7 @@ static void free_color_data(opj_jp2_color_t *color)
if(color->icc_profile_buf) opj_free(color->icc_profile_buf);
}
static void jp2_apply_pclr(opj_jp2_color_t *color, opj_image_t *image)
static void jp2_apply_pclr(opj_jp2_color_t *color, opj_image_t *image, opj_common_ptr cinfo)
{
opj_image_comp_t *old_comps, *new_comps;
unsigned char *channel_size, *channel_sign;
@ -369,7 +369,10 @@ static void jp2_apply_pclr(opj_jp2_color_t *color, opj_image_t *image)
{
pcol = cmap[i].pcol; cmp = cmap[i].cmp;
if( pcol < nr_channels )
new_comps[pcol] = old_comps[cmp];
else
opj_event_msg(cinfo, EVT_ERROR, "Error with pcol value. skipping\n");
if(cmap[i].mtyp == 0) /* Direct use */
{
@ -769,7 +772,7 @@ opj_image_t* opj_jp2_decode(opj_jp2_t *jp2, opj_cio_t *cio,
if( !color.jp2_pclr->cmap)
jp2_free_pclr(&color);
else
jp2_apply_pclr(&color, image);
jp2_apply_pclr(&color, image, cinfo);
}
if(color.icc_profile_buf)
{