Medium [CVE-2026-19617] Denial of Service via uncontrolled recursion in config parser
This medium-severity Red Hat Linux advisory covers CVE-2026-19617 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7.
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Summary
Denial of Service via uncontrolled recursion in config parser. Red Hat rates this moderate (CVSS 5.5).
Weakness: CWE-770.
Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 3 more.
Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; Red Hat package: lvm2.
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
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
- Avoid importing LVM physical volumes from untrusted sources without first inspecting the metadata. Systems using LVM on shared or externally-attached storage should ensure that only trusted administrators can write to the underlying block devices.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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