vulnerability
Red Hat: CVE-2025-12084: cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Dec 3, 2025 | Jan 7, 2026 | Jan 7, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Dec 3, 2025
Added
Jan 7, 2026
Modified
Jan 7, 2026
Description
When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents.
Solutions
redhat-upgrade-python3-12redhat-upgrade-python3-12-debugredhat-upgrade-python3-12-debuginforedhat-upgrade-python3-12-debugsourceredhat-upgrade-python3-12-develredhat-upgrade-python3-12-idleredhat-upgrade-python3-12-libsredhat-upgrade-python3-12-rpm-macrosredhat-upgrade-python3-12-testredhat-upgrade-python3-12-tkinter
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