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s390/pci: Fix missing device lock in zpci_report_status()

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fix missing device lock in zpci_report_status() When pdev is non-NULL, zpci_report_status() accesses the device's driver. To get a consistent state matching the recovery, the device lock needs to be held. Do so by expanding the existing device lock critical section. The lock only needs to be held when the pdev is non-NULL, so extract the pdev-specific reporting into a helper function which also adds a lockdep assertion to detect calls without the device lock held.

Announced Source revision 1
Original source ↗

CVE-2026-98474

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: cve:CVE-2026-98474

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4ec6054e7321dc24ebccaa08b3af0d590f5666e6",
        "lessThan": "743a8458978d13d84a1cf74bcd29b9959a75d3a0",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4ec6054e7321dc24ebccaa08b3af0d590f5666e6",
        "lessThan": "1b957d5c2f737cda731cb1a1b71a7524d54538f2",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4ec6054e7321dc24ebccaa08b3af0d590f5666e6",
        "lessThan": "0261aef4b15efcee2860ab857e5cb05e9bfa47b0",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "arch/s390/pci/pci_event.c",
      "arch/s390/pci/pci_report.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "6.14"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "6.14",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "6.18.55",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "7.2.9",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.*"
      },
      {
        "status": "unaffected",
        "version": "7.3",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "arch/s390/pci/pci_event.c",
      "arch/s390/pci/pci_report.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-98474

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#38522 · Revision 1
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Publisher date
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