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Low · 3.3 CVE-2026-110036 EUVD-2026-99241GHSA-ch68-jhcq-2942

Device-mapper-persistent-data: device-mapper-persistent-data: denial of service via crafted block indices

Published Oct 13, 2026 · Updated Nov 6, 2026 · Assigned by redhat

Description

A flaw was found in device-mapper-persistent-data. A local attacker can cause a Denial of Service (DoS) by inducing a user or system tool to process crafted device metadata containing an excessively large block index. An arithmetic error in the synchronous block reading logic causes the application to panic and unexpectedly terminate.

Affected products

VendorProductAffectedFixed
Red Hat Red Hat Enterprise Linux 10 — —
Red Hat Red Hat Enterprise Linux 6 — —
Red Hat Red Hat Enterprise Linux 7 — —
Red Hat Red Hat Enterprise Linux 8 — —
Red Hat Red Hat Enterprise Linux 9 — —
Red Hat Red Hat OpenShift Container Platform 4 — —
Red Hat Red Hat OpenShift Container Platform 5 — —

References