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Fix CVE-2016-9572 and CVE-2016-9573:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9572
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9573
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9572
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9573
Patch copied from 3rd-party repository:
https://github.com/szukw000/openjpeg/commit/7b28bd2b723df6be09fe7791eba33147c1c47d0d
From 7b28bd2b723df6be09fe7791eba33147c1c47d0d Mon Sep 17 00:00:00 2001
From: szukw000 <szukw000@arcor.de>
Date: Mon, 28 Nov 2016 21:57:20 +0100
Subject: [PATCH] Changes for issues #863 and #862
---
src/bin/jp2/convert.c | 59 +++++++++++++++++++++++++++++++++++++++-----
src/bin/jp2/convertbmp.c | 29 +++++++++++++++++++++-
src/bin/jp2/opj_decompress.c | 2 +-
src/lib/openjp2/j2k.c | 11 ++++++---
4 files changed, 90 insertions(+), 11 deletions(-)
diff --git a/src/bin/jp2/convert.c b/src/bin/jp2/convert.c
index deee4f6..6a3f65b 100644
--- a/src/bin/jp2/convert.c
+++ b/src/bin/jp2/convert.c
@@ -906,7 +906,8 @@ int imagetotga(opj_image_t * image, const char *outfile) {
for (i = 0; i < image->numcomps-1; i++) {
if ((image->comps[0].dx != image->comps[i+1].dx)
||(image->comps[0].dy != image->comps[i+1].dy)
- ||(image->comps[0].prec != image->comps[i+1].prec)) {
+ ||(image->comps[0].prec != image->comps[i+1].prec)
+ ||(image->comps[0].sgnd != image->comps[i+1].sgnd)) {
fclose(fdest);
fprintf(stderr, "Unable to create a tga file with such J2K image charateristics.");
return 1;
@@ -1743,7 +1744,7 @@ int imagetopnm(opj_image_t * image, const char *outfile, int force_split)
int *red, *green, *blue, *alpha;
int wr, hr, max;
int i;
- unsigned int compno, ncomp;
+ unsigned int compno, ncomp, ui;
int adjustR, adjustG, adjustB, adjustA;
int fails, two, want_gray, has_alpha, triple;
int prec, v;
@@ -1768,6 +1769,27 @@ int imagetopnm(opj_image_t * image, const char *outfile, int force_split)
if(want_gray) ncomp = 1;
+ for (ui = 1; ui < ncomp; ++ui) {
+ if (image->comps[0].dx != image->comps[ui].dx) {
+ break;
+ }
+ if (image->comps[0].dy != image->comps[ui].dy) {
+ break;
+ }
+ if (image->comps[0].prec != image->comps[ui].prec) {
+ break;
+ }
+ if (image->comps[0].sgnd != image->comps[ui].sgnd) {
+ break;
+ }
+ }
+ if (ui != ncomp) {
+ fprintf(stderr,"imagetopnm: All components\n shall have "
+ "the same subsampling, same bit depth, same sign.\n"
+ " Aborting\n");
+ return 1;
+ }
+
if ((force_split == 0) &&
(ncomp == 2 /* GRAYA */
|| (ncomp > 2 /* RGB, RGBA */
@@ -2126,7 +2148,7 @@ static int imagetoraw_common(opj_image_t * image, const char *outfile, OPJ_BOOL
{
FILE *rawFile = NULL;
size_t res;
- unsigned int compno;
+ unsigned int compno, numcomps;
int w, h, fails;
int line, row, curr, mask;
int *ptr;
@@ -2139,6 +2161,31 @@ static int imagetoraw_common(opj_image_t * image, const char *outfile, OPJ_BOOL
return 1;
}
+ numcomps = image->numcomps;
+
+ if (numcomps > 4) {
+ numcomps = 4;
+ }
+ for (compno = 1; compno < numcomps; ++compno) {
+ if (image->comps[0].dx != image->comps[compno].dx) {
+ break;
+ }
+ if (image->comps[0].dy != image->comps[compno].dy) {
+ break;
+ }
+ if (image->comps[0].prec != image->comps[compno].prec) {
+ break;
+ }
+ if (image->comps[0].sgnd != image->comps[compno].sgnd) {
+ break;
+ }
+ }
+ if (compno != numcomps) {
+ fprintf(stderr,"imagetoraw_common: All components shall have the same subsampling, same bit depth, same sign.\n");
+ fprintf(stderr,"\tAborting\n");
+ return 1;
+ }
+
rawFile = fopen(outfile, "wb");
if (!rawFile) {
fprintf(stderr, "Failed to open %s for writing !!\n", outfile);
@@ -2146,9 +2193,9 @@ static int imagetoraw_common(opj_image_t * image, const char *outfile, OPJ_BOOL
}
fails = 1;
- fprintf(stdout,"Raw image characteristics: %d components\n", image->numcomps);
+ fprintf(stdout,"Raw image characteristics: %d components\n", numcomps);
- for(compno = 0; compno < image->numcomps; compno++)
+ for(compno = 0; compno < numcomps; compno++)
{
fprintf(stdout,"Component %u characteristics: %dx%dx%d %s\n", compno, image->comps[compno].w,
image->comps[compno].h, image->comps[compno].prec, image->comps[compno].sgnd==1 ? "signed": "unsigned");
@@ -2238,7 +2285,7 @@ static int imagetoraw_common(opj_image_t * image, const char *outfile, OPJ_BOOL
}
else if (image->comps[compno].prec <= 32)
{
- fprintf(stderr,"More than 16 bits per component no handled yet\n");
+ fprintf(stderr,"More than 16 bits per component not handled yet\n");
goto fin;
}
else
diff --git a/src/bin/jp2/convertbmp.c b/src/bin/jp2/convertbmp.c
index ae83077..8017ba8 100644
--- a/src/bin/jp2/convertbmp.c
+++ b/src/bin/jp2/convertbmp.c
@@ -806,8 +806,35 @@ int imagetobmp(opj_image_t * image, const char *outfile) {
FILE *fdest = NULL;
int adjustR, adjustG, adjustB;
+ {
+ unsigned int ui, ncomp = image->numcomps;
+
+ if (ncomp > 4) { /* RGBA in bmpmask32toimage */
+ ncomp = 4;
+ }
+ for (ui = 1; ui < ncomp; ++ui) {
+ if (image->comps[0].dx != image->comps[ui].dx) {
+ break;
+ }
+ if (image->comps[0].dy != image->comps[ui].dy) {
+ break;
+ }
+ if (image->comps[0].prec != image->comps[ui].prec) {
+ break;
+ }
+ if (image->comps[0].sgnd != image->comps[ui].sgnd) {
+ break;
+ }
+ }
+ if (ui != ncomp) {
+ fprintf(stderr,"imagetobmp: All components shall have the same subsampling, same bit depth, same sign.\n");
+ fprintf(stderr,"\tAborting\n");
+ return 1;
+ }
+
+ }
if (image->comps[0].prec < 8) {
- fprintf(stderr, "Unsupported number of components: %d\n", image->comps[0].prec);
+ fprintf(stderr, "imagetobmp: Unsupported precision: %d\n", image->comps[0].prec);
return 1;
}
if (image->numcomps >= 3 && image->comps[0].dx == image->comps[1].dx
diff --git a/src/bin/jp2/opj_decompress.c b/src/bin/jp2/opj_decompress.c
index 83160c3..c30079b 100644
--- a/src/bin/jp2/opj_decompress.c
+++ b/src/bin/jp2/opj_decompress.c
@@ -1607,7 +1607,7 @@ int main(int argc, char **argv)
if(dirptr->filename_buf) free(dirptr->filename_buf);
free(dirptr);
}
- if (numDecompressedImages) {
+ if (numDecompressedImages && !failed) {
fprintf(stdout, "decode time: %d ms\n", (int)( (tCumulative * 1000.0) / (OPJ_FLOAT64)numDecompressedImages));
}
return failed ? EXIT_FAILURE : EXIT_SUCCESS;
diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c
index 66802bb..b6daa32 100644
--- a/src/lib/openjp2/j2k.c
+++ b/src/lib/openjp2/j2k.c
@@ -2158,7 +2158,7 @@ static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
i, l_img_comp->dx, l_img_comp->dy);
return OPJ_FALSE;
}
- if( l_img_comp->prec > 38) { /* TODO openjpeg won't handle more than ? */
+ if( l_img_comp->prec < 1 || l_img_comp->prec > 38) { /* TODO openjpeg won't handle more than ? */
opj_event_msg(p_manager, EVT_ERROR,
"Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm)\n",
i, l_img_comp->prec);
@@ -10029,7 +10029,11 @@ OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
/* Move data and copy one information from codec to output image*/
for (compno = 0; compno < p_image->numcomps; compno++) {
p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
- p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
+ p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
+
+ if(p_image->comps[compno].data == NULL) return OPJ_FALSE;
+
+ p_j2k->m_output_image->comps[compno].data = NULL;
#if 0
char fn[256];
sprintf( fn, "/tmp/%d.raw", compno );
@@ -10037,7 +10041,6 @@ OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
fclose( debug );
#endif
- p_j2k->m_output_image->comps[compno].data = NULL;
}
return OPJ_TRUE;
@@ -10131,6 +10134,8 @@ OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
+ if (p_image->comps[compno].data == NULL) return OPJ_FALSE;
+
p_j2k->m_output_image->comps[compno].data = NULL;
}
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