cve-2024-46846
Vulnerability from cvelistv5
Published
2024-09-27 12:39
Modified
2024-11-05 09:47
Severity ?
Summary
spi: rockchip: Resolve unbalanced runtime PM / system PM handling
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0efbad8445fbba7896402500a1473450a299a08aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/14f970a8d03d882b15b97beb83bd84ac8ba6298cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/be721b451affbecc4ba4eaac3b71cdbdcade1b1bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d034bff62faea1a2219e0d2f3d17263265f24087Patch
Impacted products
Vendor Product Version
Linux Linux Version: 5.18
Show details on NVD website

To clipboard 

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                "id": "CVE-2024-46846",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
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                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-29T13:59:01.239641Z",
                "version": "2.0.3"
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          "product": "Linux",
          "programFiles": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: rockchip: Resolve unbalanced runtime PM / system PM handling\n\nCommit e882575efc77 (\"spi: rockchip: Suspend and resume the bus during\nNOIRQ_SYSTEM_SLEEP_PM ops\") stopped respecting runtime PM status and\nsimply disabled clocks unconditionally when suspending the system. This\ncauses problems when the device is already runtime suspended when we go\nto sleep -- in which case we double-disable clocks and produce a\nWARNing.\n\nSwitch back to pm_runtime_force_{suspend,resume}(), because that still\nseems like the right thing to do, and the aforementioned commit makes no\nexplanation why it stopped using it.\n\nAlso, refactor some of the resume() error handling, because it\u0027s not\nactually a good idea to re-disable clocks on failure."
        }
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      "title": "spi: rockchip: Resolve unbalanced runtime PM / system PM handling",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-46846",
    "datePublished": "2024-09-27T12:39:38.928Z",
    "dateReserved": "2024-09-11T15:12:18.289Z",
    "dateUpdated": "2024-11-05T09:47:44.486Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-46846\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-09-27T13:15:16.480\",\"lastModified\":\"2024-10-08T18:25:56.467\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nspi: rockchip: Resolve unbalanced runtime PM / system PM handling\\n\\nCommit e882575efc77 (\\\"spi: rockchip: Suspend and resume the bus during\\nNOIRQ_SYSTEM_SLEEP_PM ops\\\") stopped respecting runtime PM status and\\nsimply disabled clocks unconditionally when suspending the system. This\\ncauses problems when the device is already runtime suspended when we go\\nto sleep -- in which case we double-disable clocks and produce a\\nWARNing.\\n\\nSwitch back to pm_runtime_force_{suspend,resume}(), because that still\\nseems like the right thing to do, and the aforementioned commit makes no\\nexplanation why it stopped using it.\\n\\nAlso, refactor some of the resume() error handling, because it\u0027s not\\nactually a good idea to re-disable clocks on failure.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: spi: rockchip: Resolver el manejo desequilibrado de PM en tiempo de ejecuci\u00f3n / PM del sistema el commit e882575efc77 (\\\"spi: rockchip: Suspender y reanudar el bus durante las operaciones NOIRQ_SYSTEM_SLEEP_PM\\\") dej\u00f3 de respetar el estado de PM en tiempo de ejecuci\u00f3n y simplemente deshabilit\u00f3 los relojes incondicionalmente al suspender el sistema. Esto causa problemas cuando el dispositivo ya est\u00e1 suspendido en tiempo de ejecuci\u00f3n cuando nos vamos a dormir, en cuyo caso deshabilitamos dos veces los relojes y generamos una ADVERTENCIA. Vuelva a pm_runtime_force_{suspend,resume}(), porque eso todav\u00eda parece lo correcto y el commit mencionado anteriormente no explica por qu\u00e9 dej\u00f3 de usarlo. Adem\u00e1s, refactorice parte del manejo de errores de resume(), porque en realidad no es una buena idea volver a deshabilitar los relojes en caso de falla.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.18\",\"versionEndExcluding\":\"6.1.110\",\"matchCriteriaId\":\"01B53BC8-9A0D-46A2-AFC9-8AF2F55B4039\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.51\",\"matchCriteriaId\":\"E4529134-BAC4-4776-840B-304009E181A0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.10.10\",\"matchCriteriaId\":\"ACDEE48C-137A-4731-90D0-A675865E1BED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"8B3CE743-2126-47A3-8B7C-822B502CF119\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DEB27E7-30AA-45CC-8934-B89263EF3551\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0005AEF-856E-47EB-BFE4-90C46899394D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"39889A68-6D34-47A6-82FC-CD0BF23D6754\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"B8383ABF-1457-401F-9B61-EE50F4C61F4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"B77A9280-37E6-49AD-B559-5B23A3B1DC3D\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0efbad8445fbba7896402500a1473450a299a08a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/14f970a8d03d882b15b97beb83bd84ac8ba6298c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/be721b451affbecc4ba4eaac3b71cdbdcade1b1b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d034bff62faea1a2219e0d2f3d17263265f24087\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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