Amazon Linux 2 Security Advisory: ALAS2-2020-1415
Advisory Released Date: 2020-04-22
Advisory Updated Date: 2020-04-23
Severity:
Important
Issue Overview:
A use-after-free vulnerability was found in xerces-c in the way an XML document is processed via the SAX API. Applications that process XML documents with an external Document Type Definition (DTD) may be vulnerable to this flaw. A remote attacker could exploit this flaw by creating a specially crafted XML file that would crash the application or potentially lead to arbitrary code execution. (CVE-2018-1311)
Affected Packages:
xerces-c
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 xerces-c to update your system.
New Packages:
aarch64:
xerces-c-3.1.1-10.amzn2.aarch64
xerces-c-devel-3.1.1-10.amzn2.aarch64
xerces-c-debuginfo-3.1.1-10.amzn2.aarch64
i686:
xerces-c-3.1.1-10.amzn2.i686
xerces-c-devel-3.1.1-10.amzn2.i686
xerces-c-debuginfo-3.1.1-10.amzn2.i686
noarch:
xerces-c-doc-3.1.1-10.amzn2.noarch
src:
xerces-c-3.1.1-10.amzn2.src
x86_64:
xerces-c-3.1.1-10.amzn2.x86_64
xerces-c-devel-3.1.1-10.amzn2.x86_64
xerces-c-debuginfo-3.1.1-10.amzn2.x86_64