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CVE-2026-80552 affecting package kernel for versions less than 6.6.157.1-1

Type: advisorySource: OSV1 source record

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.

Announced Source revision 1
Original source ↗

AZL-97827

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:AZL-97827

kernel

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
6.6.157.1-1

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "6.6.157.1-1"
          }
        ]
      }
    ],
    "package": {
      "name": "kernel",
      "purl": "pkg:rpm/azure-linux/kernel",
      "ecosystem": "Azure Linux:3"
    },
    "database_specific": {
      "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-97827.json"
    }
  }
]
Related CVEs
CVE-2026-80552

Source reference: /upstream

Publisher severity

No explicit severity was provided.

Linked CVE context

These ratings describe the referenced vulnerabilities and products. They are not a severity rating for every application using this dependency.

Event
#68762 · Revision 1
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Publisher date
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