libxml2栈溢出和释放后使用拒绝漏洞

BUGTRAQ ID: 36010 CVECAN ID: CVE-2009-2414,CVE-2009-2416 libxml2软件包提供允许用户操控XML文件的函数库，包含有读、修改和写XML和HTML文件支持。 libxml库处理DTD中根XML文档元素定义的方式存在栈溢出漏洞，解析Notation和Enumeration属性类型的方式存在多个释放后使用漏洞。远程攻击者可以提供特制的XML文件，如果本地用户受骗打开了该文件，就会导致拒绝服务（应用程序崩溃）。 XMLSoft Libxml2 = 2.6.26 厂商补丁： RedHat ------...

Fedora 11 : libxml2-2.7.3-3.fc11 (2009-8498)

two patches for parsing problems raised by Ficora Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues...

openSUSE Security Update : libxml2 (libxml2-1175)

This update of libxml2 does not use pointers after they were freed anymore. CVE-2009-2416 Additionally a stack-based buffer overflow was fixed while parsing the root XML document. CVE-2009-2414 %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this...

Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 : libxml2 vulnerabilities (USN-815-1)

It was discovered that libxml2 did not correctly handle root XML document element DTD definitions. If a user were tricked into processing a specially crafted XML document, a remote attacker could cause the application linked against libxml2 to crash, leading to a denial of service. CVE-2009-2414 ...

[SECURITY] Fedora 11 Update: libxml2-2.7.3-3.fc11

This library allows to manipulate XML files. It includes support to read, modify and write XML and HTML files. There is DTDs support this includes parsing and validation even with complex DtDs, either at parse time or later once the document has been modified. The output can be a simple SAX strea...

[SECURITY] Fedora 11 Update: xmlsec1-1.2.12-1.fc11

XML Security Library is a C library based on LibXML2 and OpenSSL. The library was created with a goal to support major XML security standards "XML Digital Signature" and "XML Encryption"...

[SECURITY] Fedora 10 Update: xmlsec1-1.2.12-1.fc10

XML Security Library is a C library based on LibXML2 and OpenSSL. The library was created with a goal to support major XML security standards "XML Digital Signature" and "XML Encryption"...

CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

CVE-2009-2414

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service application crash via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the...

CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

Design/Logic Flaw

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

DEBIAN-CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

CVE-2009-2414

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service application crash via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the...

Design/Logic Flaw

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service application crash via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the...

DEBIAN-CVE-2009-2414

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service application crash via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the...

CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

CVE-2009-2414

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service application crash via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the...

CVE-2009-2414

CVE-2009-2414 and CVE-2009-2416 affect libxml2/libxml (legacy 2.5.10/2.6.x and libxml1 1.8.17). CVE-2009-2414 is a stack-growth/recursion issue in DTD processing (depth of element declarations) leading to DoS via application crash; CVE-2009-2416 involves use-after-free via crafted Notation or Enu...

CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...

CVE-2009-2416

Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service application crash via crafted 1 Notation or 2 Enumeration attribute types in an XML file, as demonstrated by the...