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2a74f6f7e7
* gnu/packages/patches/gimp-CVE-2017-17784.patch, gnu/packages/patches/gimp-CVE-2017-17785.patch, gnu/packages/patches/gimp-CVE-2017-17786.patch, gnu/packages/patches/gimp-CVE-2017-17787.patch, gnu/packages/patches/gimp-CVE-2017-17789.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/gimp.scm (gimp)[source]: Use them.
42 lines
1.3 KiB
Diff
42 lines
1.3 KiB
Diff
Fix CVE-2017-17787:
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17787
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https://bugzilla.gnome.org/show_bug.cgi?id=790853
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Patch copied from upstream source repository:
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https://git.gnome.org/browse/gimp/commit/?id=87ba505fff85989af795f4ab6a047713f4d9381d
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From 87ba505fff85989af795f4ab6a047713f4d9381d Mon Sep 17 00:00:00 2001
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From: Jehan <jehan@girinstud.io>
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Date: Thu, 21 Dec 2017 12:49:41 +0100
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Subject: [PATCH] Bug 790853 - (CVE-2017-17787) heap overread in psp importer.
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As any external data, we have to check that strings being read at fixed
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length are properly nul-terminated.
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(cherry picked from commit eb2980683e6472aff35a3117587c4f814515c74d)
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---
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plug-ins/common/file-psp.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/plug-ins/common/file-psp.c b/plug-ins/common/file-psp.c
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index 4cbafe37b1..e350e4d88d 100644
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--- a/plug-ins/common/file-psp.c
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+++ b/plug-ins/common/file-psp.c
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@@ -890,6 +890,12 @@ read_creator_block (FILE *f,
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g_free (string);
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return -1;
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}
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+ if (string[length - 1] != '\0')
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+ {
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+ g_message ("Creator keyword data not nul-terminated");
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+ g_free (string);
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+ return -1;
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+ }
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switch (keyword)
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{
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case PSP_CRTR_FLD_TITLE:
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--
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2.15.1
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