CVE-2021-3517 - Redhat Jboss Core Services, Debian Debian Linux and Redhat Enterprise Linux

Critical 8.6

There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2.9.11. An attacker who is able to supply a crafted file to be processed by an application linked with the affected functionality of libxml2 could trigger an out-of-bounds read. The most likely impact of this flaw is to application availability, with some potential impact to confidentiality and integrity if an attacker is able to use memory information to further exploit the application.

Affected software

Redhat Jboss Core Services

Debian Debian Linux

Redhat Enterprise Linux

Xmlsoft Libxml2

Fedoraproject Fedora

Reference links

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