CVE-2023-52519
Vulnerability from cvelistv5
Published
2024-03-02 21:52
Modified
2024-11-04 14:48
Severity ?
Summary
HID: intel-ish-hid: ipc: Disable and reenable ACPI GPE bit
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/60fb3f054c99608ddb1f2466c07108da6292951e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8781fe259dd5a178fdd1069401bbd1437f9491c5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8f02139ad9a7e6e5c05712f8c1501eebed8eacfd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cdcc04e844a2d22d9d25cef1e8e504a174ea9f8f
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: intel-ish-hid: ipc: Disable and reenable ACPI GPE bit\n\nThe EHL (Elkhart Lake) based platforms provide a OOB (Out of band)\nservice, which allows to wakup device when the system is in S5 (Soft-Off\nstate). This OOB service can be enabled/disabled from BIOS settings. When\nenabled, the ISH device gets PME wake capability. To enable PME wakeup,\ndriver also needs to enable ACPI GPE bit.\n\nOn resume, BIOS will clear the wakeup bit. So driver need to re-enable it\nin resume function to keep the next wakeup capability. But this BIOS\nclearing of wakeup bit doesn\u0027t decrement internal OS GPE reference count,\nso this reenabling on every resume will cause reference count to overflow.\n\nSo first disable and reenable ACPI GPE bit using acpi_disable_gpe()."
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    "nvd": "{\"cve\":{\"id\":\"CVE-2023-52519\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-02T22:15:48.027\",\"lastModified\":\"2024-03-04T13:58:23.447\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nHID: intel-ish-hid: ipc: Disable and reenable ACPI GPE bit\\n\\nThe EHL (Elkhart Lake) based platforms provide a OOB (Out of band)\\nservice, which allows to wakup device when the system is in S5 (Soft-Off\\nstate). This OOB service can be enabled/disabled from BIOS settings. When\\nenabled, the ISH device gets PME wake capability. To enable PME wakeup,\\ndriver also needs to enable ACPI GPE bit.\\n\\nOn resume, BIOS will clear the wakeup bit. So driver need to re-enable it\\nin resume function to keep the next wakeup capability. But this BIOS\\nclearing of wakeup bit doesn\u0027t decrement internal OS GPE reference count,\\nso this reenabling on every resume will cause reference count to overflow.\\n\\nSo first disable and reenable ACPI GPE bit using acpi_disable_gpe().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: HID: intel-ish-hid: ipc: Deshabilita y vuelve a habilitar el bit ACPI GPE Las plataformas basadas en EHL (Elkhart Lake) proporcionan un servicio OOB (Fuera de banda), que permite despertar dispositivo cuando el sistema est\u00e1 en S5 (estado Soft-Off). Este servicio OOB se puede habilitar/deshabilitar desde la configuraci\u00f3n del BIOS. Cuando est\u00e1 habilitado, el dispositivo ISH obtiene la capacidad de activaci\u00f3n PME. Para habilitar la activaci\u00f3n de PME, el controlador tambi\u00e9n debe habilitar el bit ACPI GPE. Al reanudar, el BIOS borrar\u00e1 el bit de activaci\u00f3n. Por lo tanto, el controlador debe volver a habilitarlo en la funci\u00f3n de reanudaci\u00f3n para mantener la siguiente capacidad de activaci\u00f3n. Pero esta limpieza del bit de activaci\u00f3n del BIOS no disminuye el recuento de referencias GPE del sistema operativo interno, por lo que esta reactivaci\u00f3n en cada reanudaci\u00f3n provocar\u00e1 que el recuento de referencias se desborde. Entonces, primero deshabilite y vuelva a habilitar el bit ACPI GPE usando acpi_disable_gpe().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/60fb3f054c99608ddb1f2466c07108da6292951e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8781fe259dd5a178fdd1069401bbd1437f9491c5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8f02139ad9a7e6e5c05712f8c1501eebed8eacfd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cdcc04e844a2d22d9d25cef1e8e504a174ea9f8f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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