CVE-2026-43155

medium Red Hat
Published: May 6, 2026 (8 days ago)
Last Modified: May 6, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in the mux: mmio subsystem of the Linux kernel. During device probing, specifically on probe failures such as probe deferral or driver unbind, a memory-mapped input/output (mmio) regmap resource may not be properly freed. This resource leak can lead to system instability or a Denial of Service (DoS) due to resource exhaustion.

CWE

CWE-772

Affected Products

Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 lore.kernel.org