Low [CVE-2026-6879] Performance degradation in XML processing due to quadratic time complexity
This low-severity Red Hat Linux advisory covers CVE-2026-6879.
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Summary
Performance degradation in XML processing due to quadratic time complexity. Red Hat rates this low (CVSS 2.2).
Weakness: CWE-770. Red Hat lists fixing advisory RHSA-2026:48278 with package python3-12-main-3.12.13-3.8.hum1, python3-10-main-3.10.20-3.2.hum1, python3-14-main-3.14.6-2.2.hum1, python3-13-main-3.13.14-1.7.hum1.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- python3-12-main-3.12.13-3.8.hum1
- python3-10-main-3.10.20-3.2.hum1
- python3-14-main-3.14.6-2.2.hum1
- python3-13-main-3.13.14-1.7.hum1
- python3-11-main-3.11.15-5.5.hum1
- RHSA-2026:48278
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: python3-12-main-3.12.13-3.8.hum1, python3-10-main-3.10.20-3.2.hum1, python3-14-main-3.14.6-2.2.hum1, python3-13-main-3.13.14-1.7.hum1, python3-11-main-3.11.15-5.5.hum1, RHSA-2026:48278. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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