334 lines
7.8 KiB
C
334 lines
7.8 KiB
C
$NetBSD: patch-src_libjasper_jpc_jpc__qmfb.c,v 1.1 2015/02/08 23:04:22 snj Exp $
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Fix CVE-2014-8158. Patch taken from
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https://bugzilla.redhat.com/show_bug.cgi?id=1179298
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--- src/libjasper/jpc/jpc_qmfb.c.orig 2007-01-19 13:43:07.000000000 -0800
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+++ src/libjasper/jpc/jpc_qmfb.c 2015-02-08 14:49:33.000000000 -0800
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@@ -306,11 +306,7 @@ void jpc_qmfb_split_row(jpc_fix_t *a, in
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{
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int bufsize = JPC_CEILDIVPOW2(numcols, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t splitbuf[QMFB_SPLITBUFSIZE];
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-#else
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- jpc_fix_t splitbuf[bufsize];
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-#endif
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jpc_fix_t *buf = splitbuf;
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register jpc_fix_t *srcptr;
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register jpc_fix_t *dstptr;
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@@ -318,7 +314,6 @@ void jpc_qmfb_split_row(jpc_fix_t *a, in
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register int m;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Get a buffer. */
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if (bufsize > QMFB_SPLITBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -326,7 +321,6 @@ void jpc_qmfb_split_row(jpc_fix_t *a, in
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abort();
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}
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}
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-#endif
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if (numcols >= 2) {
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hstartcol = (numcols + 1 - parity) >> 1;
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@@ -360,12 +354,10 @@ void jpc_qmfb_split_row(jpc_fix_t *a, in
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}
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}
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-#if !defined(HAVE_VLA)
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/* If the split buffer was allocated on the heap, free this memory. */
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if (buf != splitbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -374,11 +366,7 @@ void jpc_qmfb_split_col(jpc_fix_t *a, in
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t splitbuf[QMFB_SPLITBUFSIZE];
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-#else
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- jpc_fix_t splitbuf[bufsize];
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-#endif
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jpc_fix_t *buf = splitbuf;
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register jpc_fix_t *srcptr;
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register jpc_fix_t *dstptr;
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@@ -386,7 +374,6 @@ void jpc_qmfb_split_col(jpc_fix_t *a, in
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register int m;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Get a buffer. */
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if (bufsize > QMFB_SPLITBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -394,7 +381,6 @@ void jpc_qmfb_split_col(jpc_fix_t *a, in
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abort();
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}
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}
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-#endif
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if (numrows >= 2) {
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -428,12 +414,10 @@ void jpc_qmfb_split_col(jpc_fix_t *a, in
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}
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}
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-#if !defined(HAVE_VLA)
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/* If the split buffer was allocated on the heap, free this memory. */
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if (buf != splitbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -442,11 +426,7 @@ void jpc_qmfb_split_colgrp(jpc_fix_t *a,
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t splitbuf[QMFB_SPLITBUFSIZE * JPC_QMFB_COLGRPSIZE];
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-#else
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- jpc_fix_t splitbuf[bufsize * JPC_QMFB_COLGRPSIZE];
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-#endif
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jpc_fix_t *buf = splitbuf;
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jpc_fix_t *srcptr;
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jpc_fix_t *dstptr;
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@@ -457,7 +437,6 @@ void jpc_qmfb_split_colgrp(jpc_fix_t *a,
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int m;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Get a buffer. */
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if (bufsize > QMFB_SPLITBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -465,7 +444,6 @@ void jpc_qmfb_split_colgrp(jpc_fix_t *a,
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abort();
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}
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}
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-#endif
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if (numrows >= 2) {
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -517,12 +495,10 @@ void jpc_qmfb_split_colgrp(jpc_fix_t *a,
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}
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}
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-#if !defined(HAVE_VLA)
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/* If the split buffer was allocated on the heap, free this memory. */
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if (buf != splitbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -531,11 +507,7 @@ void jpc_qmfb_split_colres(jpc_fix_t *a,
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t splitbuf[QMFB_SPLITBUFSIZE * JPC_QMFB_COLGRPSIZE];
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-#else
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- jpc_fix_t splitbuf[bufsize * numcols];
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-#endif
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jpc_fix_t *buf = splitbuf;
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jpc_fix_t *srcptr;
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jpc_fix_t *dstptr;
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@@ -546,7 +518,6 @@ void jpc_qmfb_split_colres(jpc_fix_t *a,
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int m;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Get a buffer. */
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if (bufsize > QMFB_SPLITBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -554,7 +525,6 @@ void jpc_qmfb_split_colres(jpc_fix_t *a,
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abort();
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}
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}
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-#endif
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if (numrows >= 2) {
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -606,12 +576,10 @@ void jpc_qmfb_split_colres(jpc_fix_t *a,
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}
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}
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-#if !defined(HAVE_VLA)
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/* If the split buffer was allocated on the heap, free this memory. */
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if (buf != splitbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -619,18 +587,13 @@ void jpc_qmfb_join_row(jpc_fix_t *a, int
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{
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int bufsize = JPC_CEILDIVPOW2(numcols, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t joinbuf[QMFB_JOINBUFSIZE];
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-#else
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- jpc_fix_t joinbuf[bufsize];
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-#endif
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jpc_fix_t *buf = joinbuf;
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register jpc_fix_t *srcptr;
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register jpc_fix_t *dstptr;
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register int n;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Allocate memory for the join buffer from the heap. */
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if (bufsize > QMFB_JOINBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -638,7 +601,6 @@ void jpc_qmfb_join_row(jpc_fix_t *a, int
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abort();
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}
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}
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-#endif
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hstartcol = (numcols + 1 - parity) >> 1;
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@@ -670,12 +632,10 @@ void jpc_qmfb_join_row(jpc_fix_t *a, int
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++srcptr;
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}
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-#if !defined(HAVE_VLA)
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/* If the join buffer was allocated on the heap, free this memory. */
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if (buf != joinbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -684,18 +644,13 @@ void jpc_qmfb_join_col(jpc_fix_t *a, int
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t joinbuf[QMFB_JOINBUFSIZE];
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-#else
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- jpc_fix_t joinbuf[bufsize];
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-#endif
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jpc_fix_t *buf = joinbuf;
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register jpc_fix_t *srcptr;
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register jpc_fix_t *dstptr;
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register int n;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Allocate memory for the join buffer from the heap. */
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if (bufsize > QMFB_JOINBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
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@@ -703,7 +658,6 @@ void jpc_qmfb_join_col(jpc_fix_t *a, int
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abort();
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}
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}
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-#endif
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -735,12 +689,10 @@ void jpc_qmfb_join_col(jpc_fix_t *a, int
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++srcptr;
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}
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-#if !defined(HAVE_VLA)
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/* If the join buffer was allocated on the heap, free this memory. */
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if (buf != joinbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -749,11 +701,7 @@ void jpc_qmfb_join_colgrp(jpc_fix_t *a,
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t joinbuf[QMFB_JOINBUFSIZE * JPC_QMFB_COLGRPSIZE];
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-#else
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- jpc_fix_t joinbuf[bufsize * JPC_QMFB_COLGRPSIZE];
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-#endif
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jpc_fix_t *buf = joinbuf;
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jpc_fix_t *srcptr;
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jpc_fix_t *dstptr;
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@@ -763,7 +711,6 @@ void jpc_qmfb_join_colgrp(jpc_fix_t *a,
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register int i;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Allocate memory for the join buffer from the heap. */
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if (bufsize > QMFB_JOINBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * JPC_QMFB_COLGRPSIZE * sizeof(jpc_fix_t)))) {
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@@ -771,7 +718,6 @@ void jpc_qmfb_join_colgrp(jpc_fix_t *a,
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abort();
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}
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}
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-#endif
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -821,12 +767,10 @@ void jpc_qmfb_join_colgrp(jpc_fix_t *a,
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srcptr += JPC_QMFB_COLGRPSIZE;
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}
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-#if !defined(HAVE_VLA)
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/* If the join buffer was allocated on the heap, free this memory. */
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if (buf != joinbuf) {
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jas_free(buf);
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}
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-#endif
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}
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@@ -835,11 +779,7 @@ void jpc_qmfb_join_colres(jpc_fix_t *a,
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{
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int bufsize = JPC_CEILDIVPOW2(numrows, 1);
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-#if !defined(HAVE_VLA)
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jpc_fix_t joinbuf[QMFB_JOINBUFSIZE * JPC_QMFB_COLGRPSIZE];
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-#else
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- jpc_fix_t joinbuf[bufsize * numcols];
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-#endif
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jpc_fix_t *buf = joinbuf;
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jpc_fix_t *srcptr;
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jpc_fix_t *dstptr;
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@@ -849,7 +789,6 @@ void jpc_qmfb_join_colres(jpc_fix_t *a,
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register int i;
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int hstartcol;
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-#if !defined(HAVE_VLA)
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/* Allocate memory for the join buffer from the heap. */
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if (bufsize > QMFB_JOINBUFSIZE) {
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if (!(buf = jas_malloc(bufsize * numcols * sizeof(jpc_fix_t)))) {
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@@ -857,7 +796,6 @@ void jpc_qmfb_join_colres(jpc_fix_t *a,
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abort();
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}
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}
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-#endif
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hstartcol = (numrows + 1 - parity) >> 1;
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@@ -907,12 +845,10 @@ void jpc_qmfb_join_colres(jpc_fix_t *a,
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srcptr += numcols;
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}
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-#if !defined(HAVE_VLA)
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/* If the join buffer was allocated on the heap, free this memory. */
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if (buf != joinbuf) {
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jas_free(buf);
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}
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-#endif
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}
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