CVE-2026-19617
Medium
Description
A flaw was found in libdm. A local attacker could craft a malicious Logical Volume Manager (LVM) metadata configuration with deeply nested structures. This could lead to uncontrolled recursion in the libdm configuration file parser, exhausting the stack and causing any LVM command reading the metadata to crash. This vulnerability results in a Denial of Service (DoS) for affected systems.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Redhat Hardened Images
PublishedAug 14, 2026
First seenAug 14, 2026
Weakness typeCWE-770Allocation of resources without limits
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat hardened_images | No range specified | — |
| redhat openshift_container_platform | 4.0 | — |
| redhat enterprise_linux | 6.0, 7.0, 8.0, 9.0, 10.0 | — |
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