cve-2024-26653
Vulnerability from cvelistv5
Published
2024-04-01 08:33
Modified
2024-08-15 19:26
Severity ?
Summary
usb: misc: ljca: Fix double free in error handling path
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/420babea4f1881a7c4ea22a8e218b8c6895d3f21
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7c9631969287a5366bc8e39cd5abff154b35fb80
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8a9f653cc852677003c23ee8075e3ed8fb4743c9
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: misc: ljca: Fix double free in error handling path\n\nWhen auxiliary_device_add() returns error and then calls\nauxiliary_device_uninit(), callback function ljca_auxdev_release\ncalls kfree(auxdev-\u003edev.platform_data) to free the parameter data\nof the function ljca_new_client_device. The callers of\nljca_new_client_device shouldn\u0027t call kfree() again\nin the error handling path to free the platform data.\n\nFix this by cleaning up the redundant kfree() in all callers and\nadding kfree() the passed in platform_data on errors which happen\nbefore auxiliary_device_init() succeeds ."
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    "cveId": "CVE-2024-26653",
    "datePublished": "2024-04-01T08:33:04.200Z",
    "dateReserved": "2024-02-19T14:20:24.144Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26653\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-01T09:15:51.010\",\"lastModified\":\"2024-04-03T14:15:16.520\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nusb: misc: ljca: Fix double free in error handling path\\n\\nWhen auxiliary_device_add() returns error and then calls\\nauxiliary_device_uninit(), callback function ljca_auxdev_release\\ncalls kfree(auxdev-\u003edev.platform_data) to free the parameter data\\nof the function ljca_new_client_device. The callers of\\nljca_new_client_device shouldn\u0027t call kfree() again\\nin the error handling path to free the platform data.\\n\\nFix this by cleaning up the redundant kfree() in all callers and\\nadding kfree() the passed in platform_data on errors which happen\\nbefore auxiliary_device_init() succeeds .\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: misc: ljca: corrige el doble libre en la ruta de manejo de errores Cuando auxiliar_device_add() devuelve un error y luego llama a auxiliar_device_uninit(), la funci\u00f3n de devoluci\u00f3n de llamada ljca_auxdev_release llama a kfree(auxdev-\u0026gt;dev.platform_data ) para liberar los datos de los par\u00e1metros de la funci\u00f3n ljca_new_client_device. Las personas que llaman a ljca_new_client_device no deber\u00edan volver a llamar a kfree() en la ruta de manejo de errores para liberar los datos de la plataforma. Solucione este problema limpiando el kfree() redundante en todas las personas que llaman y agregando kfree() los datos de plataforma pasados en los errores que ocurren antes de queauxiliar_device_init() tenga \u00e9xito.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/420babea4f1881a7c4ea22a8e218b8c6895d3f21\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7c9631969287a5366bc8e39cd5abff154b35fb80\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8a9f653cc852677003c23ee8075e3ed8fb4743c9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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