Medium severity5.5NVD Advisory· Published Aug 14, 2026· Updated Sep 1, 2026
CVE-2026-19617
CVE-2026-19617
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.
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Affected products
2Patches
Vulnerability mechanics
References
2- access.redhat.com/security/cve/CVE-2026-19617nvdMitigationVendor Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingVendor Advisory
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