- fileinfo: fix insufficient boundary check

- workaround regression introduce in fix for 67072 in serialize/unzerialize functions
This commit is contained in:
Remi Collet 2014-06-03 14:12:58 +02:00
parent 2ed3313e58
commit dbadc12a0c
3 changed files with 69 additions and 1 deletions

32
php-bug67326.patch Normal file
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@ -0,0 +1,32 @@
From 4fcb9a9d1b1063a65fbeb27395de4979c75bd962 Mon Sep 17 00:00:00 2001
From: Remi Collet <remi@php.net>
Date: Tue, 3 Jun 2014 11:05:00 +0200
Subject: [PATCH] Fix bug #67326 fileinfo: cdf_read_short_sector insufficient
boundary check
Upstream fix https://github.com/file/file/commit/6d209c1c489457397a5763bca4b28e43aac90391.patch
Only revelant part applied
---
ext/fileinfo/libmagic/cdf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/ext/fileinfo/libmagic/cdf.c b/ext/fileinfo/libmagic/cdf.c
index 4712e84..16649f1 100644
--- a/ext/fileinfo/libmagic/cdf.c
+++ b/ext/fileinfo/libmagic/cdf.c
@@ -365,10 +365,10 @@ cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs,
size_t ss = CDF_SHORT_SEC_SIZE(h);
size_t pos = CDF_SHORT_SEC_POS(h, id);
assert(ss == len);
- if (pos > CDF_SEC_SIZE(h) * sst->sst_len) {
+ if (pos + len > CDF_SEC_SIZE(h) * sst->sst_len) {
DPRINTF(("Out of bounds read %" SIZE_T_FORMAT "u > %"
SIZE_T_FORMAT "u\n",
- pos, CDF_SEC_SIZE(h) * sst->sst_len));
+ pos + len, CDF_SEC_SIZE(h) * sst->sst_len));
return -1;
}
(void)memcpy(((char *)buf) + offs,
--
1.9.2

26
php-reg67072.patch Normal file
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@ -0,0 +1,26 @@
diff --git a/ext/standard/var_unserializer.c b/ext/standard/var_unserializer.c
index 003bac9..ed6a69c 100644
--- a/ext/standard/var_unserializer.c
+++ b/ext/standard/var_unserializer.c
@@ -396,7 +396,7 @@ static inline long object_common1(UNSERIALIZE_PARAMETER, zend_class_entry *ce)
(*p) += 2;
- if (ce->serialize == NULL) {
+ if (ce->serialize == NULL || ZEND_INTERNAL_CLASS != ce->type) {
object_init_ex(*rval, ce);
} else {
/* If this class implements Serializable, it should not land here but in object_custom(). The passed string
diff --git a/ext/standard/var_unserializer.re b/ext/standard/var_unserializer.re
index b3f5d29..b5f092b 100644
--- a/ext/standard/var_unserializer.re
+++ b/ext/standard/var_unserializer.re
@@ -400,7 +400,7 @@ static inline long object_common1(UNSERIALIZE_PARAMETER, zend_class_entry *ce)
(*p) += 2;
- if (ce->serialize == NULL) {
+ if (ce->serialize == NULL || ZEND_INTERNAL_CLASS != ce->type) {
object_init_ex(*rval, ce);
} else {
/* If this class implements Serializable, it should not land here but in object_custom(). The passed string

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@ -69,7 +69,7 @@
Summary: PHP scripting language for creating dynamic web sites Summary: PHP scripting language for creating dynamic web sites
Name: php Name: php
Version: 5.5.13 Version: 5.5.13
Release: 1%{?dist} Release: 2%{?dist}
# All files licensed under PHP version 3.01, except # All files licensed under PHP version 3.01, except
# Zend is licensed under Zend # Zend is licensed under Zend
# TSRM is licensed under BSD # TSRM is licensed under BSD
@ -121,6 +121,8 @@ Patch46: php-5.4.9-fixheader.patch
Patch47: php-5.4.9-phpinfo.patch Patch47: php-5.4.9-phpinfo.patch
# Upstream fixes (100+) # Upstream fixes (100+)
Patch100: php-reg67072.patch
Patch101: php-bug67326.patch
# Security fixes (200+) # Security fixes (200+)
@ -728,6 +730,9 @@ support for using the enchant library to PHP.
%patch46 -p1 -b .fixheader %patch46 -p1 -b .fixheader
%patch47 -p1 -b .phpinfo %patch47 -p1 -b .phpinfo
%patch100 -p1 -b .reg67072
%patch101 -p1 -b .bug67326
%if 0%{?fedora} < 21 %if 0%{?fedora} < 21
# Only revert when system libpcre < 8.34 # Only revert when system libpcre < 8.34
%patch301 -p1 -R -b .pcre84 %patch301 -p1 -R -b .pcre84
@ -1550,6 +1555,11 @@ exit 0
%changelog %changelog
* Tue Jun 3 2014 Remi Collet <remi@fedoraproject.org> 5.5.13-2
- fileinfo: fix insufficient boundary check
- workaround regression introduce in fix for 67072 in
serialize/unzerialize functions
* Fri May 30 2014 Remi Collet <rcollet@redhat.com> 5.5.13-1 * Fri May 30 2014 Remi Collet <rcollet@redhat.com> 5.5.13-1
- Update to 5.5.13 - Update to 5.5.13
http://www.php.net/releases/5_5_13.php http://www.php.net/releases/5_5_13.php