vulnerability
Red Hat: CVE-2022-40303: libxml2: integer overflows with XML_PARSE_HUGE (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Nov 23, 2022 | Jan 17, 2023 | Nov 14, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Nov 23, 2022
Added
Jan 17, 2023
Modified
Nov 14, 2025
Description
An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.
Solutions
no-fix-redhat-rpm-packageredhat-upgrade-libxml2redhat-upgrade-libxml2-debuginforedhat-upgrade-libxml2-debugsourceredhat-upgrade-libxml2-develredhat-upgrade-python3-libxml2redhat-upgrade-python3-libxml2-debuginfo
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