CVE-2021-3517: Improper Restriction of Operations within the Bounds of a Memory Buffer

May 19, 2021 (updated November 9, 2023)

There is a flaw in the xml entity encoding functionality of libxml2. 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.

References

bugzilla.redhat.com/show_bug.cgi?id=1954232
nvd.nist.gov/vuln/detail/CVE-2021-3517

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