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authorMarius Bakke <mbakke@fastmail.com>2017-10-18 22:15:09 +0200
committerMarius Bakke <mbakke@fastmail.com>2017-10-18 22:15:09 +0200
commit07dfc89859a3539100a23c8acc0d643f4f7cb99d (patch)
tree1f085d184d907637a519adbe89c7e76458750de9 /gnu/packages/patches
parentdc1d06ba9e658e6eb0e9d2d3195d33957d40a06d (diff)
downloadguix-07dfc89859a3539100a23c8acc0d643f4f7cb99d.tar
guix-07dfc89859a3539100a23c8acc0d643f4f7cb99d.tar.gz
gnu: mupdf: Fix CVE-2017-15587.
* gnu/packages/patches/mupdf-CVE-2017-15587.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/pdf.scm (mupdf)[source](patches): Use it.
Diffstat (limited to 'gnu/packages/patches')
-rw-r--r--gnu/packages/patches/mupdf-CVE-2017-15587.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/gnu/packages/patches/mupdf-CVE-2017-15587.patch b/gnu/packages/patches/mupdf-CVE-2017-15587.patch
new file mode 100644
index 0000000000..5da7737ea1
--- /dev/null
+++ b/gnu/packages/patches/mupdf-CVE-2017-15587.patch
@@ -0,0 +1,21 @@
+Fix CVE-2017-15587.
+
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15587
+https://nandynarwhals.org/CVE-2017-15587/
+
+Copied from upstream:
+<https://git.ghostscript.com/?p=mupdf.git;h=82df2631d7d0446b206ea6b434ea609b6c28b0e8>
+
+diff --git a/source/pdf/pdf-xref.c b/source/pdf/pdf-xref.c
+index 66bd0ed..6292793 100644
+--- a/source/pdf/pdf-xref.c
++++ b/source/pdf/pdf-xref.c
+@@ -924,7 +924,7 @@ pdf_read_new_xref_section(fz_context *ctx, pdf_document *doc, fz_stream *stm, fz
+ pdf_xref_entry *table;
+ int i, n;
+
+- if (i0 < 0 || i1 < 0)
++ if (i0 < 0 || i1 < 0 || (i0+i1) < 0)
+ fz_throw(ctx, FZ_ERROR_GENERIC, "negative xref stream entry index");
+ //if (i0 + i1 > pdf_xref_len(ctx, doc))
+ // fz_throw(ctx, FZ_ERROR_GENERIC, "xref stream has too many entries");