cve-2024-26894
Vulnerability from cvelistv5
Published
2024-04-17 10:27
Modified
2024-08-08 17:57
Severity
Summary
ACPI: processor_idle: Fix memory leak in acpi_processor_power_exit()
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1cbaf4c793b0808532f4e7b40bc4be7cec2c78f2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3d48e5be107429ff5d824e7f2a00d1b610d36fbc
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8d14a4d0afb49a5b8535d414c782bb334860e73e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c2a30c81bf3cb9033fa9f5305baf7c377075e2e5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cd5c2d0b09d5b6d3f0a7bbabe6761a4997e9dee9
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d351bcadab6caa6d8ce7159ff4b77e2da35c09fa
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e18afcb7b2a12b635ac10081f943fcf84ddacc51
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ea96bf3f80625cddba1391a87613356b1b45716d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fad9bcd4d754cc689c19dc04d2c44b82c1a5d6c8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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    "cveId": "CVE-2024-26894",
    "datePublished": "2024-04-17T10:27:45.960Z",
    "dateReserved": "2024-02-19T14:20:24.186Z",
    "dateUpdated": "2024-08-08T17:57:52.686Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26894\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T11:15:10.630\",\"lastModified\":\"2024-06-27T12:15:22.177\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nACPI: processor_idle: Fix memory leak in acpi_processor_power_exit()\\n\\nAfter unregistering the CPU idle device, the memory associated with\\nit is not freed, leading to a memory leak:\\n\\nunreferenced object 0xffff896282f6c000 (size 1024):\\n  comm \\\"swapper/0\\\", pid 1, jiffies 4294893170\\n  hex dump (first 32 bytes):\\n    00 00 00 00 0b 00 00 00 00 00 00 00 00 00 00 00  ................\\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\\n  backtrace (crc 8836a742):\\n    [\u003cffffffff993495ed\u003e] kmalloc_trace+0x29d/0x340\\n    [\u003cffffffff9972f3b3\u003e] acpi_processor_power_init+0xf3/0x1c0\\n    [\u003cffffffff9972d263\u003e] __acpi_processor_start+0xd3/0xf0\\n    [\u003cffffffff9972d2bc\u003e] acpi_processor_start+0x2c/0x50\\n    [\u003cffffffff99805872\u003e] really_probe+0xe2/0x480\\n    [\u003cffffffff99805c98\u003e] __driver_probe_device+0x78/0x160\\n    [\u003cffffffff99805daf\u003e] driver_probe_device+0x1f/0x90\\n    [\u003cffffffff9980601e\u003e] __driver_attach+0xce/0x1c0\\n    [\u003cffffffff99803170\u003e] bus_for_each_dev+0x70/0xc0\\n    [\u003cffffffff99804822\u003e] bus_add_driver+0x112/0x210\\n    [\u003cffffffff99807245\u003e] driver_register+0x55/0x100\\n    [\u003cffffffff9aee4acb\u003e] acpi_processor_driver_init+0x3b/0xc0\\n    [\u003cffffffff990012d1\u003e] do_one_initcall+0x41/0x300\\n    [\u003cffffffff9ae7c4b0\u003e] kernel_init_freeable+0x320/0x470\\n    [\u003cffffffff99b231f6\u003e] kernel_init+0x16/0x1b0\\n    [\u003cffffffff99042e6d\u003e] ret_from_fork+0x2d/0x50\\n\\nFix this by freeing the CPU idle device after unregistering it.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ACPI: procesador_idle: corrige la p\u00e9rdida de memoria en acpi_processor_power_exit() Despu\u00e9s de cancelar el registro del dispositivo de CPU inactivo, la memoria asociada con \u00e9l no se libera, lo que genera una p\u00e9rdida de memoria: objeto sin referencia 0xffff896282f6c000 (tama\u00f1o 1024): comunicaci\u00f3n \\\"swapper/0\\\", pid 1, santiam\u00e9n 4294893170 volcado hexadecimal (primeros 32 bytes): 00 00 00 00 0b 00 00 00 00 00 00 00 00 00 00 00 ........... ..... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ retroceso (crc 8836a742): [] kmalloc_trace+ 0x29d/0x340 [] acpi_processor_power_init+0xf3/0x1c0 [] __acpi_processor_start+0xd3/0xf0 [] acpi_processor_start+0x2c/0x50 [] realmente_probe+0xe2/0x480 [] __driver_probe_device+ 0x78/0x160 [] driver_probe_device+0x1f/0x90 [] __driver_attach+0xce/0x1c0 [] bus_for_each_dev+0x70/0xc0 [] bus_add_driver+0x112/0x210 [] driver_register+ 0x55/0x100 [] acpi_processor_driver_init+0x3b/0xc0 [] do_one_initcall+0x41/0x300 [] kernel_init_freeable+0x320/0x470 [] kernel_init+0x16/0x1b0 [] ret_from_fork+ 0x2d/0x50 Solucione este problema liberando el dispositivo de CPU inactivo despu\u00e9s de cancelar su registro.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/1cbaf4c793b0808532f4e7b40bc4be7cec2c78f2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3d48e5be107429ff5d824e7f2a00d1b610d36fbc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8d14a4d0afb49a5b8535d414c782bb334860e73e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c2a30c81bf3cb9033fa9f5305baf7c377075e2e5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cd5c2d0b09d5b6d3f0a7bbabe6761a4997e9dee9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d351bcadab6caa6d8ce7159ff4b77e2da35c09fa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e18afcb7b2a12b635ac10081f943fcf84ddacc51\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ea96bf3f80625cddba1391a87613356b1b45716d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/fad9bcd4d754cc689c19dc04d2c44b82c1a5d6c8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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