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NOTE: the affected code was moved to the __skb_get_nlattr_nest function before the vulnerability was announced."}, {"lang": "es", "value": "La implementaci\u00f3n de extensi\u00f3n BPF_S_ANC_NLATTR_NEST en la funci\u00f3n sk_run_filter en net/core/filter.c en el kernel de Linux hasta 3.14.3 utiliza el orden inverso en cierta resta, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (sobrelectura y ca\u00edda de sistema) a trav\u00e9s de instrucciones BPF manipuladas. 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