fix CVE-2022-41409
(cherry picked from commit 97695975c7ff9a2f7a719c1ceb9b9d35af973a0b)
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backport-fix-CVE-2022-41409.patch
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60
backport-fix-CVE-2022-41409.patch
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From 94e1c001761373b7d9450768aa15d04c25547a35 Mon Sep 17 00:00:00 2001
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From: Philip Hazel <Philip.Hazel@gmail.com>
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Date: Tue, 16 Aug 2022 17:00:45 +0100
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Subject: [PATCH] Diagnose negative repeat value in pcre2test subject line
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Reference:https://github.com/PCRE2Project/pcre2/commit/94e1c001761373b7d9450768aa15d04c25547a35
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Conflict:delete ChangeLog
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---
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src/pcre2test.c | 4 ++--
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testdata/testinput2 | 3 +++
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testdata/testoutput2 | 4 ++++
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3 files changed, 9 insertions(+), 2 deletions(-)
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diff --git a/src/pcre2test.c b/src/pcre2test.c
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index 3f4fef4..36f2769 100644
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--- a/src/pcre2test.c
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+++ b/src/pcre2test.c
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@@ -6755,9 +6755,9 @@ while ((c = *p++) != 0)
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}
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i = (int32_t)li;
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- if (i-- == 0)
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+ if (i-- <= 0)
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{
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- fprintf(outfile, "** Zero repeat not allowed\n");
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+ fprintf(outfile, "** Zero or negative repeat not allowed\n");
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return PR_OK;
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}
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diff --git a/testdata/testinput2 b/testdata/testinput2
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index 695bb60..63d475f 100644
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--- a/testdata/testinput2
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+++ b/testdata/testinput2
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@@ -5864,4 +5864,7 @@ a)"xI
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/(?(VERSION=0.0/
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+--
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+ \[X]{-10}
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+
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# End of testinput2
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diff --git a/testdata/testoutput2 b/testdata/testoutput2
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index 0fdbe13..123a773 100644
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--- a/testdata/testoutput2
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+++ b/testdata/testoutput2
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@@ -17621,6 +17621,10 @@ MK: >\x00<
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/(?(VERSION=0.0/
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Failed: error 179 at offset 14: syntax error or number too big in (?(VERSION condition
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+--
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+ \[X]{-10}
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+** Zero or negative repeat not allowed
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+
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# End of testinput2
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Error -70: PCRE2_ERROR_BADDATA (unknown error number)
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Error -62: bad serialized data
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--
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2.27.0
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@ -1,6 +1,6 @@
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Name: pcre2
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Version: 10.35
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Release: 4
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Release: 5
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Summary: Perl Compatible Regular Expressions
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License: BSD
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URL: http://www.pcre.org/
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@ -35,6 +35,7 @@ Patch6018: backport-Fixed-race-condition-that-occurs-when-initializing-t.pat
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Patch6019: backport-Fixed-an-issue-in-the-backtracking-optimization-of-c.patch
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Patch6020: backport-jit-fail-early-in-ffcps_-if-subject-shorter-than-off.patch
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Patch6021: backport-jit-fix-pcre2_jit_free_unused_memory-if-sljit-not-us.patch
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Patch6022: backport-fix-CVE-2022-41409.patch
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BuildRequires: autoconf libtool automake coreutils gcc make readline-devel
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Obsoletes: pcre2-utf16 pcre2-utf32 pcre2-tools
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@ -151,6 +152,9 @@ make check
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%{_pkgdocdir}/html/
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%changelog
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* Mon Jul 31 2023 yangmingtai <yangmingtai@huawei.com> - 10.35-5
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- DESC:fix CVE-2022-41409
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* Wed Apr 19 2023 yangmingtai <yangmingtai@huawei.com> - 10.35-4
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- DESC:sync community patches
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backport-jit-fail-early-in-ffcps_-if-subject-shorter-than-off.patch
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