CVE-2026-46317

medium Red Hat
CVSS v3 Base Score
7.0
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: June 9, 2026 (30 days ago)
Last Modified: June 9, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in the Linux kernel's KVM (Kernel-based Virtual Machine) for arm64 architectures. An issue in the reallocation of the `nested_mmus` array allows a process to access freed memory. This memory corruption vulnerability could enable a local attacker to escalate privileges or cause a denial of service.

CWE

CWE-825

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