CVE-2026-98847 (GCVE-0-2026-98847)
Vulnerability from cvelistv5
Published
2026-10-18 15:50
Modified
2026-10-30 12:40
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devm_request_irq() enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock before requesting the alarm IRQ.
References
Impacted products
Vendor Product Version
Linux Linux Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
Version: 0942a71e435f5198921e8f072540f208f0176542
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/rtc/rtc-spear.c"
          ],
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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            },
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              "version": "0",
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              "version": "7.2.10",
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              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "vulnerable": true
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtc: spear: initialize IRQ state before requesting alarm IRQ\n\ndevm_request_irq() enables the interrupt before it returns, so the handler\nmay run while probe is still initializing the device. Initialize the MMIO\naddress and spinlock before requesting the alarm IRQ."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-30T12:40:10.886Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/709edb317ec4a1429dfa1bf41577aa03d7b147c1"
        },
        {
          "url": "https://git.kernel.org/stable/c/0d4144e7d6cc5ed266dbef8eb25b602314d3e245"
        },
        {
          "url": "https://git.kernel.org/stable/c/ca8b230188f6a5ad8d47c751d1213b2062679c9d"
        },
        {
          "url": "https://git.kernel.org/stable/c/aeda50d645bbb55241be840602e338b3a16c24ca"
        },
        {
          "url": "https://git.kernel.org/stable/c/c02aa67ea34a826c2cb1aa65d77cf32fafb7eec3"
        },
        {
          "url": "https://git.kernel.org/stable/c/e0cabda9b6f4dd276c55c40bdbb251e8507ae60e"
        },
        {
          "url": "https://git.kernel.org/stable/c/cb6d6a7fbff0414b9eed505d17687b4b7e38fee8"
        },
        {
          "url": "https://git.kernel.org/stable/c/055ef5ce9f67a6a3a1363fa663007f8196cc0fb8"
        }
      ],
      "title": "rtc: spear: initialize IRQ state before requesting alarm IRQ",
      "x_generator": {
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-98847",
    "datePublished": "2026-10-18T15:50:40.825Z",
    "dateReserved": "2026-09-25T10:25:14.373Z",
    "dateUpdated": "2026-10-30T12:40:10.886Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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