CVE-2026-80552

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://git.kernel.org/stable/c/3acbedf5c0b8e0971f0de423c05cc02bbf6ddb99
https://git.kernel.org/stable/c/649badf3a2fd8929e40198603a2cb21b74c21700
https://git.kernel.org/stable/c/79ea5e0c4c8a9842ae85f45062d947b3297dfc07
https://git.kernel.org/stable/c/988d9b5be3c2c4baf9457ce8e11b477e13eb9fcf
https://git.kernel.org/stable/c/9f5f9a78fedc45bc29d6a0a64e3a3472361afae5
https://git.kernel.org/stable/c/d3b1e38404b22df5a1f93019f2bb656feaad5ae3
https://git.kernel.org/stable/c/d597fa1273802941c7801202135976fecc29672b

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-26 15:17

Updated : 2026-08-27 13:18

NVD link : CVE-2026-80552

Mitre link : CVE-2026-80552

CVE.ORG link : CVE-2026-80552

JSON object : View

Products Affected

No product.

CWE

No CWE.

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