30 lines
1.3 KiB
Diff
30 lines
1.3 KiB
Diff
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From: Tomaž Šolc <tomaz.solc@tablix.org>
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Date: Tue, 21 Feb 2017 14:42:26 +0100
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Subject: CVE-2017-6188: munin-cgi-graph local file write vulnerability
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References: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=855705
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boo#1026539
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Upstream: https://github.com/munin-monitoring/munin/issues/721
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Index: munin-2.0.25/master/_bin/munin-cgi-graph.in
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===================================================================
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--- munin-2.0.25.orig/master/_bin/munin-cgi-graph.in
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+++ munin-2.0.25/master/_bin/munin-cgi-graph.in
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@@ -447,13 +447,13 @@ sub draw_graph {
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'--output-file', $filename );
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# Sets the correct size on a by_graph basis
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- push @params, "--size_x", CGI::param("size_x")
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+ push @params, "--size_x", scalar CGI::param("size_x")
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if (defined(CGI::param("size_x")));
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- push @params, "--size_y", CGI::param("size_y")
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+ push @params, "--size_y", scalar CGI::param("size_y")
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if (defined(CGI::param("size_y")));
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- push @params, "--upper_limit", CGI::param("upper_limit")
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+ push @params, "--upper_limit", scalar CGI::param("upper_limit")
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if (CGI::param("upper_limit"));
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- push @params, "--lower_limit", CGI::param("lower_limit")
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+ push @params, "--lower_limit", scalar CGI::param("lower_limit")
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if (CGI::param("lower_limit"));
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# Sometimes we want to set the IMG size, and not the canvas.
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