{"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\/fr\/blog\/news\/analiz-ispravleniya-oshibok-v-yadre-linux-v-srednem-oshibki-zamechayut-cherez-2-goda","title":{"rendered":"Analyse de la correction des erreurs dans le noyau Linux \u2014 en moyenne, les erreurs sont remarqu\u00e9es apr\u00e8s 2 ans","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Les r\u00e9sultats de l'\u00e9tude sur le temps de d\u00e9tection et de correction des erreurs dans le noyau Linux ont \u00e9t\u00e9 publi\u00e9s. Les donn\u00e9es proviennent de l'analyse de 125 000 erreurs marqu\u00e9es dans le r\u00e9f\u00e9rentiel Git par le tag \u00ab Fixes: \u00bb, qui fait r\u00e9f\u00e9rence au commit o\u00f9 l'erreur a \u00e9t\u00e9 introduite. Le temps moyen de d\u00e9tection des erreurs dans le noyau \u00e9tait de 2,1 ans. En consid\u00e9rant uniquement les erreurs corrig\u00e9es en 2025, ce chiffre s'\u00e9l\u00e8ve \u00e0 2,8 ans.     <\/p>\n<p>30 % des erreurs ont \u00e9t\u00e9 corrig\u00e9es par les m\u00eames d\u00e9veloppeurs qui les avaient introduites. 56,9 % des erreurs sont corrig\u00e9es dans l'ann\u00e9e. 13,5 % des erreurs sont rest\u00e9es non d\u00e9tect\u00e9es pendant plus de 5 ans (en consid\u00e9rant uniquement les erreurs corrig\u00e9es en 2025 \u2014 19,4 %). En raison de la distribution in\u00e9gale, le temps m\u00e9dian d'existence d'une erreur dans le code du noyau \u00e9tait de 8 mois pour l'\u00e9chantillon de 2005 et de 1 an pour les erreurs corrig\u00e9es en 2025. L'erreur la plus longtemps conserv\u00e9e dans le code a \u00e9t\u00e9 le d\u00e9bordement de tampon dans ethtool, corrig\u00e9e apr\u00e8s 20,7 ans.       <center><img decoding=\"async\" alt=\"Analyse des corrections des erreurs dans le noyau Linux - en moyenne, les erreurs sont remarqu\u00e9es au bout de 2 ans.\" src=\"\/wp-content\/uploads\/2026\/01\/18910bd9fa4c34878e303160eb662f2a.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>        <\/p>\n<p>La dynamique de d\u00e9tection des erreurs varie consid\u00e9rablement par rapport \u00e0 la moyenne pour certains sous-syst\u00e8mes, par exemple, dans le pilote de bus CAN et la pile SCTP, o\u00f9 la d\u00e9tection des probl\u00e8mes prend en moyenne environ 4 ans, dans la pile IPv4 \u2014 3,6 ans, USB et TTY \u2014 3,5, Netfilter et la pile r\u00e9seau \u2014 2,9, VM \u2014 1,8, GPU \u2014 1,4, BPF \u2014 1,1 an.       <center><img decoding=\"async\" alt=\"Analyse des corrections des erreurs dans le noyau Linux - en moyenne, les erreurs sont remarqu\u00e9es au bout de 2 ans.\" src=\"\/wp-content\/uploads\/2026\/01\/d1059c4d97733e42698d5252931431d7.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Le temps de d\u00e9tection est corr\u00e9l\u00e9 aux types d'erreurs : le temps moyen de d\u00e9tection des erreurs li\u00e9es aux conditions de comp\u00e9tition \u00e9tait de 5,1 ans, d\u00e9bordement d'entier \u2014 3,9, acc\u00e8s apr\u00e8s lib\u00e9ration de la m\u00e9moire \u2014 3,2, d\u00e9bordement de tampon et fuite de m\u00e9moire \u2014 3,1, comptage de r\u00e9f\u00e9rence \u2014 2,8, d\u00e9r\u00e9f\u00e9rencement de pointeur nul et blocages mutuels \u2014 2,2 ans.    <\/p>\n<p>Les statistiques obtenues montrent \u00e9galement l'impact de l'introduction de nouveaux outils pour la recherche automatis\u00e9e d'erreurs, l'analyse statique et les tests de code, tels que Syzkaller, KASAN, KMSAN et KCSAN. Par exemple, en 2010, aucune correction d'erreurs n'a \u00e9t\u00e9 enregistr\u00e9e dans l'ann\u00e9e. En revanche, en 2014, 31 % des erreurs \u00e9taient d\u00e9tect\u00e9es dans l'ann\u00e9e, 54 % en 2018 et 69 % des erreurs en 2022.          <\/p>\n<p>Les statistiques obtenues ont \u00e9t\u00e9 utilis\u00e9es pour cr\u00e9er le mod\u00e8le d'apprentissage automatique VulnBERT, permettant de pr\u00e9dire la pr\u00e9sence de vuln\u00e9rabilit\u00e9s dans les commits. Lors des tests sur les commits de 2024, la pr\u00e9cision de d\u00e9tection des erreurs a atteint 92,2 % avec un taux de faux positifs de 1,2 % (pour comparaison, le mod\u00e8le pr\u00e9c\u00e9dent CodeBERT d\u00e9tectait 89,2 % des probl\u00e8mes avec un taux de faux positifs de 48,1 %).<br \/>\n<br \/>Source : <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 5.0.3 - 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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