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6 changed files with 265 additions and 22 deletions

2
.gitignore vendored
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SOURCES/Storable-3.11_repackaged.tar.gz
SOURCES/Storable-3.15.tar.gz

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57bb71759dfa59062cbab415584321b4e90ad368 SOURCES/Storable-3.11_repackaged.tar.gz
dfd5ef17f9cdca7c246a90cbde7948e4c0168670 SOURCES/Storable-3.15.tar.gz

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From 16f2ddb794883529d5a3ad8326974a07aae7e567 Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Mon, 10 Jun 2019 10:17:20 +1000
Subject: [PATCH] (perl #134179) include regexps in the seen objects table on
retrieve
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Also, bless the regexp object, so freezing/thawing bless qr//, "Foo"
returns a "Foo" blesses regexp.
Signed-off-by: Petr Písař <ppisar@redhat.com>
---
dist/Storable/Storable.xs | 5 +++--
dist/Storable/t/regexp.t | 4 +++-
dist/Storable/t/weak.t | 10 +++++++++-
3 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/dist/Storable/Storable.xs b/dist/Storable/Storable.xs
index ed729c94a6..6a45d8adf2 100644
--- a/dist/Storable/Storable.xs
+++ b/dist/Storable/Storable.xs
@@ -6808,8 +6808,7 @@ static SV *retrieve_regexp(pTHX_ stcxt_t *cxt, const char *cname) {
SV *sv;
dSP;
I32 count;
-
- PERL_UNUSED_ARG(cname);
+ HV *stash;
ENTER;
SAVETMPS;
@@ -6857,6 +6856,8 @@ static SV *retrieve_regexp(pTHX_ stcxt_t *cxt, const char *cname) {
sv = SvRV(re_ref);
SvREFCNT_inc(sv);
+ stash = cname ? gv_stashpv(cname, GV_ADD) : 0;
+ SEEN_NN(sv, stash, 0);
FREETMPS;
LEAVE;
diff --git a/dist/Storable/t/regexp.t b/dist/Storable/t/regexp.t
index acf28cfec6..e7c6c7e94a 100644
--- a/dist/Storable/t/regexp.t
+++ b/dist/Storable/t/regexp.t
@@ -37,7 +37,7 @@ while (<DATA>) {
}
}
-plan tests => 9 + 3*scalar(@tests);
+plan tests => 10 + 3*scalar(@tests);
SKIP:
{
@@ -75,6 +75,8 @@ SKIP:
ok(!eval { dclone($re) }, "should fail to clone, even with use re 'eval'");
}
+is(ref(dclone(bless qr//, "Foo")), "Foo", "check reblessed regexps");
+
for my $test (@tests) {
my ($code, $not, $match, $matchc, $name) = @$test;
my $qr = eval $code;
diff --git a/dist/Storable/t/weak.t b/dist/Storable/t/weak.t
index 220c70160f..48752fbec4 100644
--- a/dist/Storable/t/weak.t
+++ b/dist/Storable/t/weak.t
@@ -29,7 +29,7 @@ sub BEGIN {
}
use Test::More 'no_plan';
-use Storable qw (store retrieve freeze thaw nstore nfreeze);
+use Storable qw (store retrieve freeze thaw nstore nfreeze dclone);
require 'testlib.pl';
our $file;
use strict;
@@ -143,3 +143,11 @@ foreach (@tests) {
$stored = nfreeze $input;
tester($stored, \&freeze_and_thaw, $testsub, 'network string');
}
+
+{
+ # [perl #134179] sv_upgrade from type 7 down to type 1
+ my $foo = [qr//,[]];
+ weaken($foo->[1][0][0] = $foo->[1]);
+ my $out = dclone($foo); # croaked here
+ is_deeply($out, $foo, "check they match");
+}
--
2.20.1

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From f7724052d1b8b75339f5ec2cc3d5b35ca5d130b5 Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Wed, 7 Aug 2019 11:13:53 +1000
Subject: [PATCH] Storable: make count large enough
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
AvARRAY() could be very large, and we check for that at line 3807,
but int was (potentially) too small to make that comparison
meaningful.
CID 174681.
Signed-off-by: Petr Písař <ppisar@redhat.com>
---
dist/Storable/Storable.xs | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/dist/Storable/Storable.xs b/dist/Storable/Storable.xs
index 6a45d8adf2..d75125b839 100644
--- a/dist/Storable/Storable.xs
+++ b/dist/Storable/Storable.xs
@@ -3662,7 +3662,7 @@ static int store_hook(
SV *ref;
AV *av;
SV **ary;
- int count; /* really len3 + 1 */
+ IV count; /* really len3 + 1 */
unsigned char flags;
char *pv;
int i;
@@ -3752,7 +3752,7 @@ static int store_hook(
SvREFCNT_dec(ref); /* Reclaim temporary reference */
count = AvFILLp(av) + 1;
- TRACEME(("store_hook, array holds %d items", count));
+ TRACEME(("store_hook, array holds %" IVdf " items", count));
/*
* If they return an empty list, it means they wish to ignore the
@@ -3986,7 +3986,7 @@ static int store_hook(
*/
TRACEME(("SX_HOOK (recursed=%d) flags=0x%x "
- "class=%" IVdf " len=%" IVdf " len2=%" IVdf " len3=%d",
+ "class=%" IVdf " len=%" IVdf " len2=%" IVdf " len3=%" IVdf,
recursed, flags, (IV)classnum, (IV)len, (IV)len2, count-1));
/* SX_HOOK <flags> [<extra>] */
--
2.20.1

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@ -0,0 +1,67 @@
From ea1e86cfdf26a330e58ea377a80273de7110011b Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Wed, 21 Aug 2019 11:37:58 +1000
Subject: [PATCH] disallow vstring magic strings over 2GB-1
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
On reads this could result in buffer overflows, so avoid writing
such large vstrings to avoid causing problems for older Storable.
Since we no longer write such large vstrings, we don't want to accept
them.
I doubt that restricting versions strings to under 2GB-1 will have
a practical effect on downstream users.
fixes #17306
Signed-off-by: Petr Písař <ppisar@redhat.com>
---
dist/Storable/Storable.xs | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/dist/Storable/Storable.xs b/dist/Storable/Storable.xs
index c2335680ab..d27ac58012 100644
--- a/dist/Storable/Storable.xs
+++ b/dist/Storable/Storable.xs
@@ -2628,6 +2628,12 @@ static int store_scalar(pTHX_ stcxt_t *cxt, SV *sv)
/* The macro passes this by address, not value, and a lot of
called code assumes that it's 32 bits without checking. */
const SSize_t len = mg->mg_len;
+ /* we no longer accept vstrings over I32_SIZE-1, so don't emit
+ them, also, older Storables handle them badly.
+ */
+ if (len >= I32_MAX) {
+ CROAK(("vstring too large to freeze"));
+ }
STORE_PV_LEN((const char *)mg->mg_ptr,
len, SX_VSTRING, SX_LVSTRING);
}
@@ -5937,12 +5943,19 @@ static SV *retrieve_lvstring(pTHX_ stcxt_t *cxt, const char *cname)
{
#ifdef SvVOK
char *s;
- I32 len;
+ U32 len;
SV *sv;
RLEN(len);
- TRACEME(("retrieve_lvstring (#%d), len = %" IVdf,
- (int)cxt->tagnum, (IV)len));
+ TRACEME(("retrieve_lvstring (#%d), len = %" UVuf,
+ (int)cxt->tagnum, (UV)len));
+
+ /* Since we'll no longer produce such large vstrings, reject them
+ here too.
+ */
+ if (len >= I32_MAX) {
+ CROAK(("vstring too large to fetch"));
+ }
New(10003, s, len+1, char);
SAFEPVREAD(s, len, s);
--
2.21.0

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@ -1,20 +1,20 @@
Name: perl-Storable
Epoch: 1
Version: 3.11
Release: 3%{?dist}
Version: 3.15
Release: 442%{?dist}
Summary: Persistence for Perl data structures
# __Storable__.pm: GPL+ or Artistic
## Not in the binary packages
# t/CVE-2015-1592.inc: BSD (same as Metasploit Framwork)
License: GPL+ or Artistic
URL: https://metacpan.org/release/Storable
# Storable-3.11 was repackaged without t/CVE-2015-1592.inc file (perl commit
# fb5f378b17e3b41db03064c19b9205db64a3354c) to silent antivirus alerts,
# bug #1663711, # RT#133706, in perl upstream after 5.29.5, Original source URL:
# https://cpan.metacpan.org/authors/id/X/XS/XSAWYERX/Storable-%%{version}.tar.gz
Source0: Storable-3.11_repackaged.tar.gz
# bash for stacksize script (ulimit) that is executed at build time
BuildRequires: bash
Source0: https://cpan.metacpan.org/authors/id/X/XS/XSAWYERX/Storable-%{version}.tar.gz
# Fix deep cloning regular expression objects, RT#134179,
# in Perl upstream after 5.31.0
Patch0: Storable-3.15-perl-134179-include-regexps-in-the-seen-objects-tabl.patch
# Fix array length check in a store hook, in Perl upstream after 5.31.2
Patch1: Storable-3.16-Storable-make-count-large-enough.patch
# Fix a buffer overflow when processing a vstring longer than 2^31-1,
# Perl GH#17306, in perl upstream after 5.31.6
Patch2: perl-5.31.6-disallow-vstring-magic-strings-over-2GB-1.patch
BuildRequires: gcc
BuildRequires: make
BuildRequires: perl-devel
@ -30,7 +30,6 @@ BuildRequires: perl(warnings)
# Win32 not used on Linux
# Win32API::File not used on Linux
# Run-time:
# Carp substitutes missing Log::Agent
BuildRequires: perl(Carp)
BuildRequires: perl(Exporter)
# Fcntl is optional, but locking is good
@ -61,8 +60,6 @@ BuildRequires: perl(Hash::Util)
# core Storable.
BuildRequires: perl(Tie::Hash)
Requires: perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
# Carp substitutes missing Log::Agent
Requires: perl(Carp)
Requires: perl(Config)
# Fcntl is optional, but locking is good
Requires: perl(Fcntl)
@ -77,19 +74,22 @@ can be conveniently stored to disk and retrieved at a later time.
%prep
%setup -q -n Storable-%{version}
%patch0 -p3
%patch1 -p3
%patch2 -p3
%build
perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 OPTIMIZE="$RPM_OPT_FLAGS"
make %{?_smp_mflags}
perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1 OPTIMIZE="$RPM_OPT_FLAGS"
%{make_build}
%install
make pure_install DESTDIR=$RPM_BUILD_ROOT
%{make_install}
find $RPM_BUILD_ROOT -type f -name '*.bs' -size 0 -delete
find $RPM_BUILD_ROOT -type f -name '*.3pm' -size 0 -delete
%{_fixperms} $RPM_BUILD_ROOT/*
%check
unset PERL_TEST_MEMORY PERL_RUN_SLOW_TESTS
unset PERL_CORE PERL_TEST_MEMORY PERL_RUN_SLOW_TESTS
make test
%files
@ -99,9 +99,40 @@ make test
%{_mandir}/man3/*
%changelog
* Mon Jan 07 2019 Petr Pisar <ppisar@redhat.com> - 1:3.11-3
* Mon Nov 25 2019 Petr Pisar <ppisar@redhat.com> - 1:3.15-442
- Fix a buffer overflow when processing a vstring longer than 2^31-1
(Perl GH#17306)
* Thu Aug 08 2019 Petr Pisar <ppisar@redhat.com> - 1:3.15-441
- Fix array length check in a store hook
* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:3.15-440
- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Tue Jun 11 2019 Petr Pisar <ppisar@redhat.com> - 1:3.15-439
- Fix deep cloning regular expression objects (RT#134179)
* Thu May 30 2019 Jitka Plesnikova <jplesnik@redhat.com> - 1:3.15-438
- Increase release to favour standalone package
* Wed Apr 24 2019 Petr Pisar <ppisar@redhat.com> - 1:3.15-1
- 3.15 bump
* Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:3.11-7
- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
* Mon Jan 07 2019 Petr Pisar <ppisar@redhat.com> - 1:3.11-6
- Storable-3.11 source archive repackaged without a t/CVE-2015-1592.inc file
(bug #1663711)
(RT#133706)
* Mon Aug 27 2018 Petr Pisar <ppisar@redhat.com> - 1:3.11-5
- Fix recursion check (RT#133326)
* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1:3.11-4
- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Tue Jun 26 2018 Jitka Plesnikova <jplesnik@redhat.com> - 1:3.11-3
- Perl 5.28 rebuild
* Tue Jun 05 2018 Petr Pisar <ppisar@redhat.com> - 1:3.11-2
- Do not package empty Storable::Limit(3pm) manual page