diff options
Diffstat (limited to 'gnu/packages/patches/mupdf-CVE-2018-1000051.patch')
| -rw-r--r-- | gnu/packages/patches/mupdf-CVE-2018-1000051.patch | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/gnu/packages/patches/mupdf-CVE-2018-1000051.patch b/gnu/packages/patches/mupdf-CVE-2018-1000051.patch deleted file mode 100644 index bb78c46f80..0000000000 --- a/gnu/packages/patches/mupdf-CVE-2018-1000051.patch +++ /dev/null @@ -1,88 +0,0 @@ -Fix CVE-2018-1000051: - -https://bugs.ghostscript.com/show_bug.cgi?id=698873 -https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000051 - -Patch copied from upstream source repository: - -https://git.ghostscript.com/?p=mupdf.git;a=commit;h=321ba1de287016b0036bf4a56ce774ad11763384 - -From 321ba1de287016b0036bf4a56ce774ad11763384 Mon Sep 17 00:00:00 2001 -From: Sebastian Rasmussen <sebras@gmail.com> -Date: Tue, 19 Dec 2017 23:47:47 +0100 -Subject: [PATCH] Bug 698825: Do not drop borrowed colorspaces. - -Previously the borrowed colorspace was dropped when updating annotation -appearances, leading to use after free warnings from valgrind/ASAN. ---- - source/pdf/pdf-appearance.c | 8 ++------ - 1 file changed, 2 insertions(+), 6 deletions(-) - -diff --git a/source/pdf/pdf-appearance.c b/source/pdf/pdf-appearance.c -index 70f684f4..d7a1dddd 100644 ---- a/source/pdf/pdf-appearance.c -+++ b/source/pdf/pdf-appearance.c -@@ -2170,7 +2170,6 @@ void pdf_update_free_text_annot_appearance(fz_context *ctx, pdf_document *doc, p - fz_device *dev = NULL; - font_info font_rec; - fz_text *text = NULL; -- fz_colorspace *cs = NULL; - fz_matrix page_ctm; - - pdf_page_transform(ctx, annot->page, NULL, &page_ctm); -@@ -2184,11 +2183,11 @@ void pdf_update_free_text_annot_appearance(fz_context *ctx, pdf_document *doc, p - fz_var(dlist); - fz_var(dev); - fz_var(text); -- fz_var(cs); - fz_try(ctx) - { - char *contents = pdf_to_str_buf(ctx, pdf_dict_get(ctx, obj, PDF_NAME_Contents)); - char *da = pdf_to_str_buf(ctx, pdf_dict_get(ctx, obj, PDF_NAME_DA)); -+ fz_colorspace *cs; - fz_point pos; - fz_rect rect; - -@@ -2223,7 +2222,6 @@ void pdf_update_free_text_annot_appearance(fz_context *ctx, pdf_document *doc, p - fz_drop_display_list(ctx, dlist); - font_info_fin(ctx, &font_rec); - fz_drop_text(ctx, text); -- fz_drop_colorspace(ctx, cs); - } - fz_catch(ctx) - { -@@ -2359,7 +2357,6 @@ void pdf_set_signature_appearance(fz_context *ctx, pdf_document *doc, pdf_annot - fz_device *dev = NULL; - font_info font_rec; - fz_text *text = NULL; -- fz_colorspace *cs = NULL; - fz_path *path = NULL; - fz_buffer *fzbuf = NULL; - fz_matrix page_ctm; -@@ -2375,7 +2372,6 @@ void pdf_set_signature_appearance(fz_context *ctx, pdf_document *doc, pdf_annot - fz_var(dlist); - fz_var(dev); - fz_var(text); -- fz_var(cs); - fz_var(fzbuf); - fz_try(ctx) - { -@@ -2384,6 +2380,7 @@ void pdf_set_signature_appearance(fz_context *ctx, pdf_document *doc, pdf_annot - fz_rect logo_bounds; - fz_matrix logo_tm; - fz_rect rect; -+ fz_colorspace *cs = fz_device_rgb(ctx); /* Borrowed reference */ - - pdf_to_rect(ctx, pdf_dict_get(ctx, annot->obj, PDF_NAME_Rect), &annot_rect); - rect = annot_rect; -@@ -2396,7 +2393,6 @@ void pdf_set_signature_appearance(fz_context *ctx, pdf_document *doc, pdf_annot - fz_bound_path(ctx, path, NULL, &fz_identity, &logo_bounds); - center_rect_within_rect(&logo_bounds, &rect, &logo_tm); - fz_concat(&logo_tm, &logo_tm, &page_ctm); -- cs = fz_device_rgb(ctx); /* Borrowed reference */ - fz_fill_path(ctx, dev, path, 0, &logo_tm, cs, logo_color, 1.0f, NULL); - - get_font_info(ctx, doc, dr, da, &font_rec); --- -2.16.3 - |