My Alpine packages repository.
https://dryabzhinsky.noip.me/packages/en/alpinelinux-support/
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45 lines
1.3 KiB
45 lines
1.3 KiB
7 months ago
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From 13ad4d3e971807f9a58ab5933182907dc2958539 Mon Sep 17 00:00:00 2001
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From: Stanislav Malyshev <stas@php.net>
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Date: Wed, 13 Jan 2016 16:32:29 -0800
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Subject: [PATCH] CVE-2016-4342
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Fix bug #71354 - remove UMR when size is 0
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[roberto@debian.org: backported to 5.4.45]
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Bug: https://bugs.php.net/bug.php?id=71354
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Origin: backport, https://git.php.net/?p=php-src.git;a=commitdiff;h=13ad4d3e971807f9a58ab5933182907dc2958539
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---
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ext/phar/phar_object.c | 1 +
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ext/phar/tests/bug71354.phpt | 13 +++++++++++++
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2 files changed, 14 insertions(+)
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create mode 100644 ext/phar/tests/bug71354.phpt
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--- php5.git.orig/ext/phar/phar_object.c
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+++ php5.git/ext/phar/phar_object.c
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@@ -4977,6 +4977,7 @@
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phar_seek_efp(link, 0, SEEK_SET, 0, 0 TSRMLS_CC);
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Z_TYPE_P(return_value) = IS_STRING;
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+ Z_STRVAL_P(return_value) = NULL;
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Z_STRLEN_P(return_value) = php_stream_copy_to_mem(fp, &(Z_STRVAL_P(return_value)), link->uncompressed_filesize, 0);
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if (!Z_STRVAL_P(return_value)) {
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--- /dev/null
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+++ php5.git/ext/phar/tests/bug71354.phpt
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@@ -0,0 +1,13 @@
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+--TEST--
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+Phar: bug #71354: Heap corruption in tar/zip/phar parser.
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+--SKIPIF--
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+<?php if (!extension_loaded("phar")) die("skip"); ?>
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+--FILE--
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+<?php
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+$p = new PharData(__DIR__."/bug71354.tar");
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+var_dump($p['aaaa']->getContent());
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+?>
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+DONE
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+--EXPECT--
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+string(0) ""
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+DONE
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\ No newline at end of file
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