diff options
Diffstat (limited to 'meta/recipes-extended/ghostscript/ghostscript/CVE-2017-9727.patch')
-rw-r--r-- | meta/recipes-extended/ghostscript/ghostscript/CVE-2017-9727.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-9727.patch b/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-9727.patch new file mode 100644 index 0000000000..a2f7bfa506 --- /dev/null +++ b/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-9727.patch | |||
@@ -0,0 +1,35 @@ | |||
1 | From 937ccd17ac65935633b2ebc06cb7089b91e17e6b Mon Sep 17 00:00:00 2001 | ||
2 | From: Chris Liddell <chris.liddell@artifex.com> | ||
3 | Date: Thu, 15 Jun 2017 09:05:20 +0100 | ||
4 | Subject: [PATCH] Bug 698056: make bounds check in gx_ttfReader__Read more | ||
5 | robust | ||
6 | |||
7 | --- | ||
8 | base/gxttfb.c | 3 ++- | ||
9 | 1 file changed, 2 insertions(+), 1 deletion(-) | ||
10 | |||
11 | --- end of original header | ||
12 | |||
13 | CVE: CVE-2017-9727 | ||
14 | |||
15 | Upstream-Status: Backport [git://git.ghostscript.com/ghostpdl.git] | ||
16 | |||
17 | Signed-off-by: Joe Slater <joe.slater@windriver.com> | ||
18 | |||
19 | diff --git a/base/gxttfb.c b/base/gxttfb.c | ||
20 | index 0e9a444..e1561af 100644 | ||
21 | --- a/base/gxttfb.c | ||
22 | +++ b/base/gxttfb.c | ||
23 | @@ -79,7 +79,8 @@ static void gx_ttfReader__Read(ttfReader *self, void *p, int n) | ||
24 | if (!r->error) { | ||
25 | if (r->extra_glyph_index != -1) { | ||
26 | q = r->glyph_data.bits.data + r->pos; | ||
27 | - r->error = (r->glyph_data.bits.size - r->pos < n ? | ||
28 | + r->error = ((r->pos >= r->glyph_data.bits.size || | ||
29 | + r->glyph_data.bits.size - r->pos < n) ? | ||
30 | gs_note_error(gs_error_invalidfont) : 0); | ||
31 | if (r->error == 0) | ||
32 | memcpy(p, q, n); | ||
33 | -- | ||
34 | 1.7.9.5 | ||
35 | |||