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VULNERABILITIES

CVE-2026-80552 Details

Description

In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Ensure index for read/write regions are within range The introduction of the capability chain rightly clamped the region indexes to the range of the capabilities itself, but neglected to do so for the existing read/write regions which should also be enforced.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/3acbedf5c0b8e0971f0de423c05cc02bbf6ddb99 kernel.org
https://git.kernel.org/stable/c/649badf3a2fd8929e40198603a2cb21b74c21700 kernel.org
https://git.kernel.org/stable/c/79ea5e0c4c8a9842ae85f45062d947b3297dfc07 kernel.org
https://git.kernel.org/stable/c/988d9b5be3c2c4baf9457ce8e11b477e13eb9fcf kernel.org
https://git.kernel.org/stable/c/9f5f9a78fedc45bc29d6a0a64e3a3472361afae5 kernel.org

see all 7 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-80552
NVD Published Date:
Aug 26, 2026
NVD Last Modified:
Aug 27, 2026
Source:
kernel.org
CVE-2026-80552 Details - Not Deferred