{"id":153453,"date":"2026-01-08T11:11:55","date_gmt":"2026-01-08T09:11:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/analiz-ispravleniya-oshibok-v-yadre-linux-v-srednem-oshibki-zamechayut-cherez-2-goda"},"modified":"2026-01-08T11:11:55","modified_gmt":"2026-01-08T09:11:56","slug":"analiz-ispravleniya-oshibok-v-yadre-linux-v-srednem-oshibki-zamechayut-cherez-2-goda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/analiz-ispravleniya-oshibok-v-yadre-linux-v-srednem-oshibki-zamechayut-cherez-2-goda","title":{"rendered":"An\u00e1lisis de la correcci\u00f3n de errores en el n\u00facleo de Linux \u2014 en promedio, los errores se detectan despu\u00e9s de 2 a\u00f1os","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se han publicado los resultados de un estudio sobre el tiempo de detecci\u00f3n y correcci\u00f3n de errores en el n\u00facleo de Linux. Los datos fueron obtenidos a partir del an\u00e1lisis de 125,000 errores marcados en el repositorio de Git con la etiqueta &#171;Fixes:&#187;, que se refiere al commit donde ocurri\u00f3 el error. El tiempo promedio de detecci\u00f3n de errores en el n\u00facleo fue de 2.1 a\u00f1os. Si se consideran solo los errores corregidos en 2025, esta cifra aument\u00f3 a 2.8 a\u00f1os.     <\/p>\n<p>El 30% de los errores fueron corregidos por los mismos desarrolladores que los introdujeron. El 56.9% de los errores se corrigen dentro de un a\u00f1o. El 13.5% de los errores permanecieron sin ser detectados durante m\u00e1s de 5 a\u00f1os (si solo se consideran los errores corregidos en 2025, este porcentaje es del 19.4%). Debido a la distribuci\u00f3n desigual, el tiempo medio de existencia de un error en el n\u00facleo fue de 8 meses para la muestra de 2005 y de 1 a\u00f1o para los errores corregidos en 2025. El error que permaneci\u00f3 m\u00e1s tiempo en el c\u00f3digo fue un desbordamiento de b\u00fafer en ethtool, corregido despu\u00e9s de 20.7 a\u00f1os.       <center><img decoding=\"async\" alt=\"An\u00e1lisis de la correcci\u00f3n de errores en el n\u00facleo de Linux: en promedio, los errores son detectados despu\u00e9s de 2 a\u00f1os.\" src=\"\/wp-content\/uploads\/2026\/01\/18910bd9fa4c34878e303160eb662f2a.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>        <\/p>\n<p>La din\u00e1mica de detecci\u00f3n de errores var\u00eda significativamente de la media para algunos subsistemas. Por ejemplo, en el controlador del bus CAN y la pila SCTP, la detecci\u00f3n de problemas promedia alrededor de 4 a\u00f1os, en la pila IPv4 es de 3.6 a\u00f1os, en USB y TTY de 3.5, en Netfilter y la pila de red de 2.9, en VM de 1.8, en GPU de 1.4, y en BPF de 1.1 a\u00f1os.       <center><img decoding=\"async\" alt=\"An\u00e1lisis de la correcci\u00f3n de errores en el n\u00facleo de Linux: en promedio, los errores son detectados despu\u00e9s de 2 a\u00f1os.\" src=\"\/wp-content\/uploads\/2026\/01\/d1059c4d97733e42698d5252931431d7.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>El tiempo de detecci\u00f3n correlaciona con los tipos de errores: el tiempo promedio de detecci\u00f3n de errores relacionados con condiciones de carrera fue de 5.1 a\u00f1os, el desbordamiento de enteros de 3.9, el acceso a memoria liberada de 3.2, el desbordamiento de b\u00fafer y la fuga de memoria de 3.1, el conteo de referencias de 2.8, y el desreferenciamiento de punteros nulos y los bloqueos mutuos de 2.2 a\u00f1os.    <\/p>\n<p>La estad\u00edstica mostrada tambi\u00e9n refleja el impacto de la implementaci\u00f3n de nuevas herramientas para la detecci\u00f3n automatizada de errores, an\u00e1lisis est\u00e1tico y pruebas de c\u00f3digo, como Syzkaller, KASAN, KMSAN y KCSAN. Por ejemplo, en 2010 no se registraron correcciones de errores encontradas durante el a\u00f1o. Mientras que en 2014 se identific\u00f3 el 31% de los errores durante un a\u00f1o, en 2018 fue del 54%, y en 2022 alcanz\u00f3 el 69% de los errores.          <\/p>\n<p>La estad\u00edstica obtenida se utiliz\u00f3 para crear el modelo de aprendizaje autom\u00e1tico VulnBERT, que permite predecir la presencia de vulnerabilidades en los commits. Al probarlo con commits del a\u00f1o 2024, la precisi\u00f3n en la detecci\u00f3n de errores fue del 92.2% con una tasa de falsos positivos del 1.2% (para comparar, el modelo disponible anteriormente, CodeBERT, detectaba el 89.2% de los problemas con una tasa de falsos positivos del 48.1%).<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64574\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043e\u0448\u0438\u0431\u043e\u043a \u0432 \u043a\u043e\u0434\u0435 \u044f\u0434\u0440\u0430 Linux. \u0414\u0430\u043d\u043d\u044b\u0435 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u044b \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f 125 \u0442\u044b\u0441\u044f\u0447 \u043e\u0448\u0438\u0431\u043e\u043a, \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0445 \u0432 Git-\u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u0442\u0435\u0433\u043e\u043c &#171;Fixes:&#187;, \u0441\u0441\u044b\u043b\u0430\u044e\u0449\u0438\u043c\u0441\u044f \u043d\u0430 \u043a\u043e\u043c\u043c\u0438\u0442, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0432\u043e\u0437\u043d\u0438\u043a\u043b\u0430 \u043e\u0448\u0438\u0431\u043a\u0430. \u0421\u0440\u0435\u0434\u043d\u0435\u0435 \u0432\u0440\u0435\u043c\u044f \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f \u043e\u0448\u0438\u0431\u043e\u043a \u0432 \u044f\u0434\u0440\u0435 \u0441\u043e\u0441\u0442\u0430\u0432\u0438\u043b\u043e 2.1 \u0433\u043e\u0434\u0430. \u0415\u0441\u043b\u0438 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0448\u0438\u0431\u043a\u0438, \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0435 \u0432 2025 \u0433\u043e\u0434\u0443, \u0434\u0430\u043d\u043d\u044b\u0439 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c \u0441\u043e\u0441\u0442\u0430\u0432\u0438\u043b 2.8 \u0433\u043e\u0434\u0430. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":153454,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-153453","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043e\u0448\u0438\u0431\u043e\u043a \u0432 \u043a\u043e\u0434\u0435 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