cve-2024-36887
Vulnerability from cvelistv5
Published
2024-05-30 15:28
Modified
2024-11-05 09:27
Severity ?
Summary
e1000e: change usleep_range to udelay in PHY mdic access
Impacted products
Vendor Product Version
Linux Linux Version: 6.6.26   
Version: 6.8.5   
Show details on NVD website


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              "content": {
                "id": "CVE-2024-36887",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-03T17:21:16.500731Z",
                "version": "2.0.3"
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              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:47:39.644Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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        "providerMetadata": {
          "dateUpdated": "2024-08-02T03:43:50.019Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "https://git.kernel.org/stable/c/387f295cb2150ed164905b648d76dfcbd3621778"
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        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/e1000e/phy.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "semver"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ne1000e: change usleep_range to udelay in PHY mdic access\n\nThis is a partial revert of commit 6dbdd4de0362 (\"e1000e: Workaround\nfor sporadic MDI error on Meteor Lake systems\"). The referenced commit\nused usleep_range inside the PHY access routines, which are sometimes\ncalled from an atomic context. This can lead to a kernel panic in some\nscenarios, such as cable disconnection and reconnection on vPro systems.\n\nSolve this by changing the usleep_range calls back to udelay."
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          "url": "https://git.kernel.org/stable/c/387f295cb2150ed164905b648d76dfcbd3621778"
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      "title": "e1000e: change usleep_range to udelay in PHY mdic access",
      "x_generator": {
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-36887",
    "datePublished": "2024-05-30T15:28:55.630Z",
    "dateReserved": "2024-05-30T15:25:07.065Z",
    "dateUpdated": "2024-11-05T09:27:30.579Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-36887\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-30T16:15:12.243\",\"lastModified\":\"2024-11-21T09:22:44.220\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ne1000e: change usleep_range to udelay in PHY mdic access\\n\\nThis is a partial revert of commit 6dbdd4de0362 (\\\"e1000e: Workaround\\nfor sporadic MDI error on Meteor Lake systems\\\"). The referenced commit\\nused usleep_range inside the PHY access routines, which are sometimes\\ncalled from an atomic context. This can lead to a kernel panic in some\\nscenarios, such as cable disconnection and reconnection on vPro systems.\\n\\nSolve this by changing the usleep_range calls back to udelay.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: e1000e: cambie usleep_range a udelay en el acceso mdic de PHY. Esta es una reversi\u00f3n parcial de el commit 6dbdd4de0362 (\\\"e1000e: soluci\u00f3n alternativa para errores MDI espor\u00e1dicos en sistemas Meteor Lake\\\"). El commit a la que se hace referencia us\u00f3 usleep_range dentro de las rutinas de acceso PHY, que a veces se llaman desde un contexto at\u00f3mico. Esto puede provocar un p\u00e1nico en el kernel en algunos escenarios, como la desconexi\u00f3n y reconexi\u00f3n de cables en sistemas vPro. Resuelva esto volviendo a cambiar las llamadas usleep_range a udelay.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/387f295cb2150ed164905b648d76dfcbd3621778\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/950d5226cd6bb83ba720961a8d4d5cf79e6afd57\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f8a139656c95db893a543159873c57a470d7376d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/387f295cb2150ed164905b648d76dfcbd3621778\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/950d5226cd6bb83ba720961a8d4d5cf79e6afd57\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/f8a139656c95db893a543159873c57a470d7376d\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
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}


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