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https://github.com/fkie-cad/nvd-json-data-feeds.git
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37 lines
2.4 KiB
JSON
37 lines
2.4 KiB
JSON
{
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"id": "CVE-2025-21808",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2025-02-27T20:16:03.410",
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"lastModified": "2025-02-27T20:16:03.410",
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"vulnStatus": "Awaiting Analysis",
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"cveTags": [],
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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\nnet: xdp: Disallow attaching device-bound programs in generic mode\n\nDevice-bound programs are used to support RX metadata kfuncs. These\nkfuncs are driver-specific and rely on the driver context to read the\nmetadata. This means they can't work in generic XDP mode. However, there\nis no check to disallow such programs from being attached in generic\nmode, in which case the metadata kfuncs will be called in an invalid\ncontext, leading to crashes.\n\nFix this by adding a check to disallow attaching device-bound programs\nin generic mode."
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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: net: xdp: No permitir adjuntar programas vinculados al dispositivo en modo gen\u00e9rico Los programas vinculados al dispositivo se utilizan para admitir las kfuncs de metadatos RX. Estas kfuncs son espec\u00edficas del controlador y dependen del contexto del controlador para leer los metadatos. Esto significa que no pueden funcionar en modo XDP gen\u00e9rico. Sin embargo, no hay ninguna verificaci\u00f3n para no permitir que dichos programas se adjunten en modo gen\u00e9rico, en cuyo caso las kfuncs de metadatos se llamar\u00e1n en un contexto no v\u00e1lido, lo que provocar\u00e1 fallas. Solucione esto agregando una verificaci\u00f3n para no permitir adjuntar programas vinculados al dispositivo en modo gen\u00e9rico."
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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/3595599fa8360bb3c7afa7ee50c810b4a64106ea",
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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/557707906dd3e34b8a8c265f664d19f95799937e",
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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/5a9eae683d6c36e8a7aa31e5eb8b369e41aa66e1",
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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/b1bc4a35a04cbeb85b6ef5911ec015baa424989f",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |