mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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52 lines
3.5 KiB
JSON
52 lines
3.5 KiB
JSON
{
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"id": "CVE-2021-47456",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-05-22T07:15:10.627",
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"lastModified": "2024-05-22T12:46:53.887",
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"vulnStatus": "Awaiting Analysis",
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: peak_pci: peak_pci_remove(): fix UAF\n\nWhen remove the module peek_pci, referencing 'chan' again after\nreleasing 'dev' will cause UAF.\n\nFix this by releasing 'dev' later.\n\nThe following log reveals it:\n\n[ 35.961814 ] BUG: KASAN: use-after-free in peak_pci_remove+0x16f/0x270 [peak_pci]\n[ 35.963414 ] Read of size 8 at addr ffff888136998ee8 by task modprobe/5537\n[ 35.965513 ] Call Trace:\n[ 35.965718 ] dump_stack_lvl+0xa8/0xd1\n[ 35.966028 ] print_address_description+0x87/0x3b0\n[ 35.966420 ] kasan_report+0x172/0x1c0\n[ 35.966725 ] ? peak_pci_remove+0x16f/0x270 [peak_pci]\n[ 35.967137 ] ? trace_irq_enable_rcuidle+0x10/0x170\n[ 35.967529 ] ? peak_pci_remove+0x16f/0x270 [peak_pci]\n[ 35.967945 ] __asan_report_load8_noabort+0x14/0x20\n[ 35.968346 ] peak_pci_remove+0x16f/0x270 [peak_pci]\n[ 35.968752 ] pci_device_remove+0xa9/0x250"
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},
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{
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"lang": "es",
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"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: can: pico_pci: pico_pci_remove(): arreglar UAF Cuando se elimina el m\u00f3dulo peek_pci, hacer referencia a 'chan' nuevamente despu\u00e9s de liberar 'dev' causar\u00e1 UAF. Solucione este problema lanzando 'dev' m\u00e1s tarde. El siguiente registro lo revela: [35.961814] ERROR: KASAN: uso despu\u00e9s de liberar en pico_pci_remove+0x16f/0x270 [peak_pci] [35.963414] Lectura de tama\u00f1o 8 en addr ffff888136998ee8 por tarea modprobe/5537 [35.965513] Seguimiento de llamadas: [3 5.965718 ] dump_stack_lvl+0xa8/0xd1 [35.966028] print_address_description+0x87/0x3b0 [35.966420] kasan_report+0x172/0x1c0 [35.966725]? pico_pci_remove+0x16f/0x270 [pico_pci] [35.967137]? trace_irq_enable_rcuidle+0x10/0x170 [35.967529]? pico_pci_remove+0x16f/0x270 [pico_pci] [ 35.967945 ] __asan_report_load8_noabort+0x14/0x20 [ 35.968346 ] pico_pci_remove+0x16f/0x270 [pico_pci] [ 35.968752 ] ve+0xa9/0x250"
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}
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],
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"metrics": {},
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/0e5afdc2315b0737edcf55bede4ee1640d2d464d",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/1248582e47a9f7ce0ecd156c39fc61f8b6aa3699",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/1c616528ba4aeb1125a06b407572ab7b56acae38",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/28f28e4bc3a5e0051faa963f10b778ab38c1db69",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/34914971bb3244db4ce2be44e9438a9b30c56250",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/447d44cd2f67a20b596ede3ca3cd67086dfd9ca9",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/949fe9b35570361bc6ee2652f89a0561b26eec98",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/adbda14730aacce41c0d3596415aa39ad63eafd9",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |