CVE-2026-46298 (GCVE-0-2026-46298)
Vulnerability from cvelistv5
Published
2026-06-08 15:46
Modified
2026-06-14 18:07
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix race with interrupt handler While executing ->ioctl handler or ->release handler, if an interrupt fires on the same cpu, then we can enter into a deadlock. This patch fixes both these handlers to take spin_lock_irq{save|restore} versions of the lock to prevent this deadlock.
References
Impacted products
Vendor Product Version
Linux Linux Version: 814ef095f12c9fa142043ee689500f3a41bb6dab
Version: 814ef095f12c9fa142043ee689500f3a41bb6dab
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          "product": "Linux",
          "programFiles": [
            "arch/powerpc/platforms/pseries/papr-hvpipe.c"
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                  "versionStartIncluding": "6.18",
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      "descriptions": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npseries/papr-hvpipe: Fix race with interrupt handler\n\nWhile executing -\u003eioctl handler or -\u003erelease handler, if an interrupt\nfires on the same cpu, then we can enter into a deadlock.\n\nThis patch fixes both these handlers to take spin_lock_irq{save|restore}\nversions of the lock to prevent this deadlock."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-14T18:07:24.463Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2c"
        },
        {
          "url": "https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46298",
    "datePublished": "2026-06-08T15:46:25.568Z",
    "dateReserved": "2026-05-13T15:03:33.110Z",
    "dateUpdated": "2026-06-14T18:07:24.463Z",
    "state": "PUBLISHED"
  },
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