{"id":165513,"date":"2026-03-21T11:12:02","date_gmt":"2026-03-21T09:12:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-standartnoj-si-biblioteki-musl-1-2-6"},"modified":"2026-03-21T11:12:02","modified_gmt":"2026-03-21T09:12:02","slug":"vypusk-standartnoj-si-biblioteki-musl-1-2-6","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-standartnoj-si-biblioteki-musl-1-2-6","title":{"rendered":"Lanzamiento de la biblioteca est\u00e1ndar C Musl 1.2.6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Despu\u00e9s de dos a\u00f1os de desarrollo, se presenta el lanzamiento de la biblioteca est\u00e1ndar C Musl 1.2.6, que proporciona una implementaci\u00f3n de libc adecuada tanto para su uso en PC de escritorio y servidores como en sistemas m\u00f3viles, combinando un soporte completo de est\u00e1ndares (como en Glibc) con un tama\u00f1o reducido, bajo consumo de recursos y alta eficiencia (como en uClibc, dietlibc y Android Bionic). Hay soporte para todas las interfaces obligatorias de C99 y POSIX 2008, as\u00ed como soporte parcial para C11 y un conjunto de extensiones para programaci\u00f3n multihilo (hilos POSIX), gesti\u00f3n de memoria y trabajo con locales. El c\u00f3digo de Musl se distribuye bajo la licencia MIT.     <\/p>\n<p>Principales cambios:  <\/p>\n<ul>\n<li class=\"l\"> Se ha implementado la funci\u00f3n posix_getdents, que apareci\u00f3 en el est\u00e1ndar POSIX-2024. Esta funci\u00f3n lee el contenido del directorio asociado con un descriptor de archivo abierto y coloca la informaci\u00f3n sobre subdirectorios y archivos en estructuras posix_dent con la posibilidad de restringir el tama\u00f1o m\u00e1ximo.\n<li class=\"l\"> Se ha a\u00f1adido una funci\u00f3n espec\u00edfica para Linux llamada renameat2, que proporciona medios para el reemplazo at\u00f3mico de los nombres de dos archivos (el primer archivo se renombra al segundo y el segundo al primero). La nueva funci\u00f3n difiere de renameat en que incluye un campo de bandera adicional: sin establecer la bandera, el comportamiento de renameat2 es totalmente an\u00e1logo al de renameat, y al especificar la bandera RENAME_NOREPLACE, la operaci\u00f3n de renombrado no resulta en la sustituci\u00f3n de un archivo ya existente.\n<li class=\"l\"> Para sistemas Loongarch64 se ha a\u00f1adido soporte para el mecanismo TLSDESC (Descriptor de Almacenamiento Local de Hilos) para un acceso eficiente a variables en el almacenamiento local del hilo.\n<li class=\"l\"> Con vDSO se ha optimizado la funci\u00f3n clock_gettime en arquitecturas riscv32, riscv64, powerpc, powerpc64 y s390x. vDSO (objeto compartido din\u00e1mico virtual) permite trasladar el manejador de la llamada al sistema del n\u00facleo al espacio de usuario, evitando cambios de contexto.\n<li class=\"l\"> Para determinar las capacidades del CPU en tiempo de ejecuci\u00f3n de los compiladores, el s\u00edmbolo __getauxval ha sido trasladado a la ABI p\u00fablica.\n<li class=\"l\"> Se ha corregido una vulnerabilidad (CVE-2025-26519) que provoca un desbordamiento de b\u00fafer al convertir texto especialmente formado de la codificaci\u00f3n EUC-KR a UTF-8 mediante la funci\u00f3n iconv(). La vulnerabilidad fue detectada hace m\u00e1s de un a\u00f1o y se abord\u00f3 mediante la instalaci\u00f3n de un parche antes del lanzamiento.\n<li class=\"l\"> Se han resuelto problemas de compatibilidad en las funciones initgroups, getusershell, exit, atexit, strerror, isatty, hasmntopt y vdso, as\u00ed como en los archivos de encabezado sched.h y shadow.h.\n<li class=\"l\"> Mejorado el cumplimiento de las especificaciones en las funciones pwrite (resuelto el problema con O_APPEND), mbnrtowcs (considerados los requisitos de POSIX-2024), strptim (tenidos en cuenta los requisitos de POSIX-2024e), inet_ntop (asegurado el cumplimiento de RFC 5952).    <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65037\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Musl 1.2.6, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e libc, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0434\u0445\u043e\u0434\u0438\u0442 \u0434\u043b\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043a\u0430\u043a \u043d\u0430 \u0441\u0442\u0430\u0446\u0438\u043e\u043d\u0430\u0440\u043d\u044b\u0445 \u041f\u041a \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430\u0445, \u0442\u0430\u043a \u0438 \u043d\u0430 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u0441\u043e\u0447\u0435\u0442\u0430\u044f \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u0443\u044e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043e\u0432 (\u043a\u0430\u043a \u0432 Glibc) \u0441 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u0438\u043c \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u043c, \u043d\u0438\u0437\u043a\u0438\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435\u043c \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432 \u0438 \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c\u044e (\u043a\u0430\u043a \u0432 uClibc, dietlibc \u0438 Android Bionic). \u0418\u043c\u0435\u0435\u0442\u0441\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0432\u0441\u0435\u0445 \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-165513","post","type-post","status-publish","format-standard","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=\"\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Musl 1.2.6, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 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