vulnerability

Oracle Linux: CVE-2022-40304: ELSA-2023-0173: libxml2 security update (MODERATE) (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Oct 14, 2022
Added
Jan 17, 2023
Modified
Dec 3, 2025

Description

An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.
A flaw was found in libxml2. When a reference cycle is detected in the XML entity cleanup function the XML entity data can be stored in a dictionary. In this case, the dictionary becomes corrupted resulting in logic errors, including memory errors like double free.

Solutions

oracle-linux-upgrade-libxml2oracle-linux-upgrade-libxml2-develoracle-linux-upgrade-python3-libxml2
Title
NEW

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