CVE-2026-53057

HighCVSS 8.8/10Last modified Jul 21, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

iommu/riscv: Add IOTINVAL after updating DDT/PDT entries

Add riscv_iommu_iodir_iotinval() to perform required TLB and context cache invalidations after updating DDT or PDT entries, as mandated by the RISC-V IOMMU specification (Section 6.3.1 and 6.3.2).

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Jun 24, 2026
Last modified
Jul 21, 2026
NVD status
Analyzed

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CVE-2026-53057: High severity, CVSS 8.8 | Vulnix