commit:     c90ead2db6c8dfde6519ae6e3b5b99bf6c0ad6aa
Author:     Sven Wegener <swegener <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 26 20:54:55 2016 +0000
Commit:     Sven Wegener <swegener <AT> gentoo <DOT> org>
CommitDate: Mon Sep 26 20:57:01 2016 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=c90ead2d

net-irc/irssi: Revision bump, security bug #595172

Package-Manager: portage-2.2.28

 .../irssi-0.8.20-buf.pl-2.20-CVE-2016-7553.patch   | 112 +++++++++++++++++++++
 net-irc/irssi/irssi-0.8.20-r1.ebuild               |  74 ++++++++++++++
 2 files changed, 186 insertions(+)

diff --git a/net-irc/irssi/files/irssi-0.8.20-buf.pl-2.20-CVE-2016-7553.patch 
b/net-irc/irssi/files/irssi-0.8.20-buf.pl-2.20-CVE-2016-7553.patch
new file mode 100644
index 00000000..6e931a0
--- /dev/null
+++ b/net-irc/irssi/files/irssi-0.8.20-buf.pl-2.20-CVE-2016-7553.patch
@@ -0,0 +1,112 @@
+From eb20a6c846373bbfba4cd80e6aef017b56409047 Mon Sep 17 00:00:00 2001
+From: ailin-nemui <[email protected]>
+Date: Thu, 22 Sep 2016 04:27:35 +0200
+Subject: [PATCH] Merge pull request #548 from ailin-nemui/buf-fix
+
+sync buf.pl
+---
+ scripts/buf.pl | 42 ++++++++++++++++++++++++++++--------------
+ 1 file changed, 28 insertions(+), 14 deletions(-)
+
+diff --git a/scripts/buf.pl b/scripts/buf.pl
+index da50e82..6d907f1 100644
+--- a/scripts/buf.pl
++++ b/scripts/buf.pl
+@@ -5,7 +5,7 @@ use Irssi qw(command signal_add signal_add_first active_win
+              settings_get_str settings_get_bool channels windows
+            settings_add_str settings_add_bool get_irssi_dir
+            window_find_refnum signal_stop);
+-$VERSION = '2.13';
++$VERSION = '2.20';
+ %IRSSI = (
+     authors   => 'Juerd',
+     contact   => '[email protected]',
+@@ -13,10 +13,8 @@ $VERSION = '2.13';
+     description       => 'Saves the buffer for /upgrade, so that no 
information is lost',
+     license   => 'Public Domain',
+     url               => 'http://juerd.nl/irssi/',
+-    changed   => 'Mon May 13 19:41 CET 2002',
+-    changes   => 'Severe formatting bug removed * oops, I ' .
+-                   'exposed Irssi to ircII foolishness * sorry ' .
+-                 '** removed logging stuff (this is a fix)',
++    changed   => 'Thu Sep 22 01:37 CEST 2016',
++    changes   => 'Fixed file permissions (leaked everything via filesystem)',
+     note1     => 'This script HAS TO BE in your scripts/autorun!',
+     note2     => 'Perl support must be static or in startup',
+ );
+@@ -39,9 +37,15 @@ use Data::Dumper;
+ 
+ my %suppress;
+ 
++sub _filename { sprintf '%s/scrollbuffer', get_irssi_dir }
++
+ sub upgrade {
+-    open BUF, q{>}, sprintf('%s/scrollbuffer', get_irssi_dir) or die $!;
+-    print BUF join("\0", map $_->{server}->{address} . $_->{name}, channels), 
"\n";
++    my $fn = _filename;
++    my $old_umask = umask 0077;
++    open my $fh, q{>}, $fn or die "open $fn: $!";
++    umask $old_umask;
++
++    print $fh join("\0", map $_->{server}->{address} . $_->{name}, channels), 
"\n";
+     for my $window (windows) {
+       next unless defined $window;
+       next if $window->{name} eq 'status';
+@@ -57,36 +61,39 @@ sub upgrade {
+               redo if defined $line;
+           }
+       }
+-      printf BUF "%s:%s\n%s", $window->{refnum}, $lines, $buf;
++      printf $fh "%s:%s\n%s", $window->{refnum}, $lines, $buf;
+     }
+-    close BUF;
++    close $fh;
+     unlink sprintf("%s/sessionconfig", get_irssi_dir);
+     command 'layout save';
+     command 'save';
+ }
+ 
+ sub restore {
+-    open BUF, q{<}, sprintf('%s/scrollbuffer', get_irssi_dir) or die $!;
+-    my @suppress = split /\0/, <BUF>;
++    my $fn = _filename;
++    open my $fh, q{<}, $fn or die "open $fn: $!";
++    unlink $fn or warn "unlink $fn: $!";
++
++    my @suppress = split /\0/, readline $fh;
+     if (settings_get_bool 'upgrade_suppress_join') {
+       chomp $suppress[-1];
+       @suppress{@suppress} = (2) x @suppress;
+     }
+     active_win->command('^window scroll off');
+-    while (my $bla = <BUF>){
++    while (my $bla = readline $fh){
+       chomp $bla;
+       my ($refnum, $lines) = split /:/, $bla;
+       next unless $lines;
+       my $window = window_find_refnum $refnum;
+       unless (defined $window){
+-          <BUF> for 1..$lines;
++          readline $fh for 1..$lines;
+           next;
+       }
+       my $view = $window->view;
+       $view->remove_all_lines();
+       $view->redraw();
+       my $buf = '';
+-      $buf .= <BUF> for 1..$lines;
++      $buf .= readline $fh for 1..$lines;
+       my $sep = settings_get_str 'upgrade_separator';
+       $sep .= "\n" if $sep ne '';
+       $window->gui_printtext_after(undef, MSGLEVEL_CLIENTNOTICE, 
"$buf\cO$sep");
+@@ -119,3 +126,10 @@ signal_add       'event join'      => 'suppress';
+ unless (-f sprintf('%s/scripts/autorun/buf.pl', get_irssi_dir)) {
+     Irssi::print('PUT THIS SCRIPT IN ~/.irssi/scripts/autorun/ BEFORE 
/UPGRADING!!');
+ }
++
++# Remove any left-over file. If 'session' doesn't exist (created by irssi
++# during /UPGRADE), neither should our file.
++unless (-e sprintf('%s/session', get_irssi_dir)) {
++    my $fn = _filename;
++    unlink $fn or warn "unlink $fn: $!" if -e $fn;
++}

diff --git a/net-irc/irssi/irssi-0.8.20-r1.ebuild 
b/net-irc/irssi/irssi-0.8.20-r1.ebuild
new file mode 100644
index 00000000..9ead79d
--- /dev/null
+++ b/net-irc/irssi/irssi-0.8.20-r1.ebuild
@@ -0,0 +1,74 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+inherit autotools eutils flag-o-matic perl-module toolchain-funcs
+
+# Keep for _rc compability
+MY_P="${P/_/-}"
+
+DESCRIPTION="A modular textUI IRC client with IPv6 support"
+HOMEPAGE="http://irssi.org/";
+SRC_URI="https://github.com/irssi/irssi/releases/download/${PV/_/-}/${MY_P}.tar.xz";
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh 
~sparc ~x86 ~x86-fbsd ~x86-interix ~amd64-linux ~x86-linux ~ppc-macos 
~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="ipv6 +perl selinux ssl socks5 +proxy libressl"
+
+CDEPEND="sys-libs/ncurses:0=
+       >=dev-libs/glib-2.6.0
+       ssl? (
+               !libressl? ( dev-libs/openssl:= )
+               libressl? ( dev-libs/libressl:= )
+       )
+       perl? ( dev-lang/perl:= )
+       socks5? ( >=net-proxy/dante-1.1.18 )"
+
+DEPEND="
+       ${CDEPEND}
+       virtual/pkgconfig"
+
+RDEPEND="
+       ${CDEPEND}
+       selinux? ( sec-policy/selinux-irc )
+       perl? ( !net-im/silc-client )"
+
+RESTRICT="test"
+
+S="${WORKDIR}/${MY_P}"
+
+PATCHES=(
+       "${FILESDIR}/${P}-tinfo.patch"
+       "${FILESDIR}/${P}-buf.pl-2.20-CVE-2016-7553.patch" # bug #595172
+)
+
+src_prepare() {
+       default
+       eautoreconf
+}
+
+src_configure() {
+       econf \
+               --with-ncurses="${EPREFIX}"/usr \
+               --with-perl-lib=vendor \
+               --enable-static \
+               --enable-true-color \
+               $(use_with proxy) \
+               $(use_with perl) \
+               $(use_with socks5 socks) \
+               $(use_enable ssl) \
+               $(use_enable ipv6)
+}
+
+src_install() {
+       emake DESTDIR="${D}" install
+
+       use perl && perl_delete_localpod
+
+       prune_libtool_files --modules
+
+       dodoc AUTHORS ChangeLog README.md TODO NEWS
+}

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