ALAS2-2019-1220


Amazon Linux 2 Security Advisory: ALAS-2019-1220
Advisory Release Date: 2019-05-29 19:14 Pacific
Advisory Updated Date: 2019-05-30 20:57 Pacific
Severity: Medium

Issue Overview:

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to leak potentially sensitive information.(CVE-2015-8242)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to crash.(CVE-2015-7500)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to leak potentially sensitive information.(CVE-2015-8317)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to crash.(CVE-2015-7497)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to crash.(CVE-2015-7498)

A denial of service flaw was found in the way the libxml2 library parsed certain XML files. An attacker could provide a specially crafted XML file that, when parsed by an application using libxml2, could cause that application to use an excessive amount of memory.(CVE-2015-1819)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to crash.(CVE-2015-7941)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to leak potentially sensitive information.(CVE-2015-7499)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to leak potentially sensitive information.(CVE-2015-8241)

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to use an excessive amount of CPU.(CVE-2015-5312)

A heap-based buffer overflow flaw was found in the way libxml2 parsed certain crafted XML input. A remote attacker could provide a specially crafted XML file that, when opened in an application linked against libxml2, would cause the application to crash causing a denial of service.(CVE-2015-7942)

It was discovered that libxml2 could access out-of-bounds memory when parsing unclosed HTML comments. A remote attacker could provide a specially crafted XML file that, when processed by an application linked against libxml2, could cause the application to disclose heap memory contents.(CVE-2015-8710)


Affected Packages:

libxml2


Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update libxml2 to update your system.

New Packages:
aarch64:
    libxml2-2.9.1-6.amzn2.3.2.aarch64
    libxml2-devel-2.9.1-6.amzn2.3.2.aarch64
    libxml2-static-2.9.1-6.amzn2.3.2.aarch64
    libxml2-python-2.9.1-6.amzn2.3.2.aarch64
    libxml2-debuginfo-2.9.1-6.amzn2.3.2.aarch64

i686:
    libxml2-2.9.1-6.amzn2.3.2.i686
    libxml2-devel-2.9.1-6.amzn2.3.2.i686
    libxml2-static-2.9.1-6.amzn2.3.2.i686
    libxml2-python-2.9.1-6.amzn2.3.2.i686
    libxml2-debuginfo-2.9.1-6.amzn2.3.2.i686

src:
    libxml2-2.9.1-6.amzn2.3.2.src

x86_64:
    libxml2-2.9.1-6.amzn2.3.2.x86_64
    libxml2-devel-2.9.1-6.amzn2.3.2.x86_64
    libxml2-static-2.9.1-6.amzn2.3.2.x86_64
    libxml2-python-2.9.1-6.amzn2.3.2.x86_64
    libxml2-debuginfo-2.9.1-6.amzn2.3.2.x86_64