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High 8.8Published Jun 24, 2026

CVE-2026-53057iommu/riscv: Add IOTINVAL after updating DDT/PDT entries

Updated under an hour ago ()

Does this affect you?

It affects Linux and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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).

CVSS
8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Linux
NVD analysis
Analyzed
Record last updated
Aug 5, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Linux Linux
linux:linux (from the name)
488ffbf181718b9ad8c1838cb249d60973e78eda builds before 3f917d9bff68600f77561900f3145bd4706dc840; from 488ffbf181718b9ad8c1838cb249d60973e78eda before d99d1c13faa793ff1abab0d20ab6473c838081b3; from 488ffbf181718b9ad8c1838cb249d60973e78eda before f5c262b544975e067ea265fc7403aefbbea8563e
CNA record
linux linux_kernel
linux:linux_kernel
from 6.13 before 6.18.33; from 6.19 before 7.0.10
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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