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| author | Simon Bünzli <zeniko@gmail.com> | 2014-01-09 19:06:31 +0100 |
|---|---|---|
| committer | Robin Watts <robin.watts@artifex.com> | 2014-01-09 18:30:44 +0000 |
| commit | 5249664dd8178e985b4ef47af6e1772b4c7665e7 (patch) | |
| tree | a776b7b2dfae3b0a590a78432b86f19dde38273a /source/pdf | |
| parent | bf20683f737a39ccb0e8c74735fdd6805025c987 (diff) | |
| download | mupdf-5249664dd8178e985b4ef47af6e1772b4c7665e7.tar.xz | |
prevent two further heap access violations
pdf_open_raw_renumbered_stream and pdf_open_image_stream both have the
same issue that 98a111c8e49916f8f5ac21d11f4627540f9ddd49 fixes.
Diffstat (limited to 'source/pdf')
| -rw-r--r-- | source/pdf/pdf-stream.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/source/pdf/pdf-stream.c b/source/pdf/pdf-stream.c index 0f568f16..e2b8c47e 100644 --- a/source/pdf/pdf-stream.c +++ b/source/pdf/pdf-stream.c @@ -365,10 +365,9 @@ pdf_open_raw_renumbered_stream(pdf_document *doc, int num, int gen, int orig_num if (num < 0 || num >= pdf_xref_len(doc)) fz_throw(doc->ctx, FZ_ERROR_GENERIC, "object id out of range (%d %d R)", num, gen); - x = pdf_get_xref_entry(doc, num); - pdf_cache_object(doc, num, gen); + x = pdf_get_xref_entry(doc, num); if (x->stm_ofs == 0) fz_throw(doc->ctx, FZ_ERROR_GENERIC, "object is not a stream"); @@ -383,10 +382,9 @@ pdf_open_image_stream(pdf_document *doc, int num, int gen, int orig_num, int ori if (num < 0 || num >= pdf_xref_len(doc)) fz_throw(doc->ctx, FZ_ERROR_GENERIC, "object id out of range (%d %d R)", num, gen); - x = pdf_get_xref_entry(doc, num); - pdf_cache_object(doc, num, gen); + x = pdf_get_xref_entry(doc, num); if (x->stm_ofs == 0 && x->stm_buf == NULL) fz_throw(doc->ctx, FZ_ERROR_GENERIC, "object is not a stream"); |