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jasper.8183
jasper-CVE-2017-6850.patch
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File jasper-CVE-2017-6850.patch of Package jasper.8183
--- jasper-1.900.14/src/libjasper/base/jas_stream.c 2017-03-22 10:18:22.195685757 +0100 +++ jasper-1.900.14/src/libjasper/base/jas_stream.c 2017-03-22 10:20:15.366313051 +0100 @@ -507,6 +507,7 @@ return 0; } +/* FIXME integral type */ int jas_stream_read(jas_stream_t *stream, void *buf, int cnt) { int n; @@ -527,6 +528,7 @@ return n; } +/* FIXME integral type */ int jas_stream_write(jas_stream_t *stream, const void *buf, int cnt) { int n; @@ -573,6 +575,7 @@ return 0; } +/* FIXME integral type */ char *jas_stream_gets(jas_stream_t *stream, char *buf, int bufsize) { int c; @@ -594,6 +597,7 @@ return buf; } +/* FIXME integral type */ int jas_stream_gobble(jas_stream_t *stream, int n) { int m; @@ -606,6 +610,7 @@ return n; } +/* FIXME integral type */ int jas_stream_pad(jas_stream_t *stream, int n, int c) { int m; @@ -696,6 +701,7 @@ * Buffer initialization code. \******************************************************************************/ +/* FIXME integral type */ static void jas_stream_initbuf(jas_stream_t *stream, int bufmode, char *buf, int bufsize) { @@ -871,6 +877,7 @@ return openmode; } +/* FIXME integral type */ int jas_stream_copy(jas_stream_t *out, jas_stream_t *in, int n) { int all; @@ -896,6 +903,7 @@ return 0; } +/* FIXME integral type */ long jas_stream_setrwcount(jas_stream_t *stream, long rwcnt) { int old; @@ -905,6 +913,7 @@ return old; } +/* FIXME integral type */ int jas_stream_display(jas_stream_t *stream, FILE *fp, int n) { unsigned char buf[16]; @@ -979,6 +988,7 @@ * Memory stream object. \******************************************************************************/ +/* FIXME integral type */ static int mem_read(jas_stream_obj_t *obj, char *buf, int cnt) { int n; @@ -1007,6 +1017,7 @@ return 0; } +/* FIXME integral type */ static int mem_write(jas_stream_obj_t *obj, char *buf, int cnt) { int n; @@ -1054,6 +1065,7 @@ return ret; } +/* FIXME integral type */ static long mem_seek(jas_stream_obj_t *obj, long offset, int origin) { jas_stream_memobj_t *m = (jas_stream_memobj_t *)obj; @@ -1096,18 +1108,21 @@ * File stream object. \******************************************************************************/ +/* FIXME integral type */ static int file_read(jas_stream_obj_t *obj, char *buf, int cnt) { jas_stream_fileobj_t *fileobj = JAS_CAST(jas_stream_fileobj_t *, obj); return read(fileobj->fd, buf, cnt); } +/* FIXME integral type */ static int file_write(jas_stream_obj_t *obj, char *buf, int cnt) { jas_stream_fileobj_t *fileobj = JAS_CAST(jas_stream_fileobj_t *, obj); return write(fileobj->fd, buf, cnt); } +/* FIXME integral type */ static long file_seek(jas_stream_obj_t *obj, long offset, int origin) { jas_stream_fileobj_t *fileobj = JAS_CAST(jas_stream_fileobj_t *, obj); @@ -1130,6 +1145,7 @@ * Stdio file stream object. \******************************************************************************/ +/* FIXME integral type */ static int sfile_read(jas_stream_obj_t *obj, char *buf, int cnt) { FILE *fp; @@ -1144,6 +1160,7 @@ return result; } +/* FIXME integral type */ static int sfile_write(jas_stream_obj_t *obj, char *buf, int cnt) { FILE *fp; @@ -1153,6 +1170,7 @@ return (n != JAS_CAST(size_t, cnt)) ? (-1) : cnt; } +/* FIXME integral type */ static long sfile_seek(jas_stream_obj_t *obj, long offset, int origin) { FILE *fp; --- jasper-1.900.14/src/libjasper/jp2/jp2_cod.c 2017-03-22 10:18:22.191685757 +0100 +++ jasper-1.900.14/src/libjasper/jp2/jp2_cod.c 2017-03-22 10:20:15.366313051 +0100 @@ -183,15 +183,28 @@ * Box constructor. \******************************************************************************/ -jp2_box_t *jp2_box_create(int type) +jp2_box_t *jp2_box_create0() { jp2_box_t *box; - jp2_boxinfo_t *boxinfo; - if (!(box = jas_malloc(sizeof(jp2_box_t)))) { return 0; } memset(box, 0, sizeof(jp2_box_t)); + box->type = 0; + box->len = 0; + // Mark the box data as never having been constructed + // so that we will not errantly attempt to destroy it later. + box->ops = &jp2_boxinfo_unk.ops; + return box; +} + +jp2_box_t *jp2_box_create(int type) +{ + jp2_box_t *box; + jp2_boxinfo_t *boxinfo; + if (!(box = jp2_box_create0())) { + return 0; + } box->type = type; box->len = 0; if (!(boxinfo = jp2_boxinfolookup(type))) { @@ -248,14 +261,9 @@ box = 0; tmpstream = 0; - if (!(box = jas_malloc(sizeof(jp2_box_t)))) { + if (!(box = jp2_box_create0())) { goto error; } - - // Mark the box data as never having been constructed - // so that we will not errantly attempt to destroy it later. - box->ops = &jp2_boxinfo_unk.ops; - if (jp2_getuint32(in, &len) || jp2_getuint32(in, &box->type)) { goto error; } @@ -263,10 +271,12 @@ box->info = boxinfo; box->len = len; JAS_DBGLOG(10, ( - "preliminary processing of JP2 box: type=%c%s%c (0x%08x); length=%d\n", + "preliminary processing of JP2 box: " + "type=%c%s%c (0x%08x); length=%"PRIuFAST32"\n", '"', boxinfo->name, '"', box->type, box->len )); if (box->len == 1) { + JAS_DBGLOG(10, ("big length\n")); if (jp2_getuint64(in, &extlen)) { goto error; } @@ -382,6 +392,7 @@ { jp2_bpcc_t *bpcc = &box->data.bpcc; unsigned int i; + bpcc->bpcs = 0; bpcc->numcmpts = box->datalen; if (!(bpcc->bpcs = jas_alloc2(bpcc->numcmpts, sizeof(uint_fast8_t)))) { return -1; @@ -462,6 +473,7 @@ jp2_cdef_t *cdef = &box->data.cdef; jp2_cdefchan_t *chan; unsigned int channo; + cdef->ents = 0; if (jp2_getuint16(in, &cdef->numchans)) { return -1; } @@ -518,7 +530,9 @@ } if (dataflag) { - if (jas_stream_copy(out, tmpstream, box->len - JP2_BOX_HDRLEN(false))) { + if (jas_stream_copy(out, tmpstream, box->len - + JP2_BOX_HDRLEN(false))) { + jas_eprintf("cannot copy box data\n"); goto error; } jas_stream_close(tmpstream); @@ -777,6 +791,7 @@ jp2_cmap_t *cmap = &box->data.cmap; jp2_cmapent_t *ent; unsigned int i; + cmap->ents = 0; cmap->numchans = (box->datalen) / 4; if (!(cmap->ents = jas_alloc2(cmap->numchans, sizeof(jp2_cmapent_t)))) { @@ -835,6 +850,7 @@ int_fast32_t x; pclr->lutdata = 0; + pclr->bpc = 0; if (jp2_getuint16(in, &pclr->numlutents) || jp2_getuint8(in, &pclr->numchans)) {
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