Mwepụta ọba akwụkwọ Sistemu Glibc 2.30

Mgbe ọnwa isii nke mmepe bipụtara ntọhapụ ụlọ akwụkwọ sistemụ Ụlọ akwụkwọ GNU C (glibc) 2.30, nke zuru oke na-akwado ihe achọrọ nke ISO C11 na POSIX.1-2008. Ntọhapụ ọhụrụ a gụnyere ndozi sitere na ndị mmepe 48.

Emebere ya na Glibc 2.30 ndozi i nwere ike mara:

• Njikọ dị ike na-akwado nhọrọ "--preload" maka ibugo ihe ndị ekekọrịtara (dị ka mgbanwe gburugburu LD_PRELOAD);
• Ọrụ twalk_r agbakwunyere, dị ka ọrụ twalk dị adị, mana na-enye gị ohere ịfefe arụmụka ọzọ na ọrụ okughachi enyere;
• Maka Linux, agbakwunyere getdents64 ọhụrụ, gettid na tgkill ọrụ;
• Njikwa ebe nchekwa na-arụ ọrụ malloc, calloc, realloc, reallocarray, valloc, pvalloc, memalign, na posix_memalign na-eji koodu njehie kwụsị mgbe mkpokọta ihe karịrị uru PTRDIFF_MAX. Mgbanwe a na-ezere omume a na-akọwaghị mgbe nsonaazụ nke nrịba ama na-ebute oke oke nke ụdị ptrdiff_t;
• agbakwunyere ọrụ POSIX atụpụtara pthread_cond_clockwait, pthread_mutex_clocklock,
  pthread_rwlock_clockrdlock, pthread_rwlock_clockwrlock, na sem_clockwait, yiri nke "oge" dakọtara, ma na-ewerekwa paramita clockid_t iji họrọ oge;

• Emelitela data ntinye, ozi ụdị agwa, na tebụl ntụgharị asụsụ iji kwado nkọwapụta Unicode 12.1.0;
• A naghị enye clock_gettime, clock_getres, clock_settime, clock_getcpuclockid, na clock_nanosleep ọrụ na librt maka ngwa ọhụrụ, na nkọwa libc na-akpaghị aka kama;
• /etc/resolv.conf emebiela nhọrọ "inet6". E wepụrụ ọkọlọtọ RES_USE_INET6, RES_INSECURE1 na RES_INSECURE2 na resolv.h;
• Mgbe ị na-akọwapụta nhọrọ "-enable-bind-now", a na-ejikọta mmemme arụnyere ugbu a site na iji ọkọlọtọ BIND_NOW;
• Akwụsịla faịlụ nkụnye eji isi mee sys/sysctl.h Linux na ọrụ sysctl, ngwa kwesịrị iji /proc pseudo-FS kama;
• Glibc chọrọ ugbu a GCC 6.2 ma ọ bụ nke ọhụrụ iji wuo (enwere ike iji ihe nchịkọta ọ bụla wuo ngwa);
• Edoziri adịghị ike CVE-2019-7309 na mmejuputa memcmp ọrụ maka agarughi oke x32 subarchitecture (ka ọ ghara inwe mgbagwoju anya na x86 IA-32), n'ihi nke ọrụ ahụ nwere ike weghachite uru 0 na-ezighị ezi maka eriri ndị na-adịghị adaba;
• Edoziri adịghị ike CVE-2019-9169, nke nwere ike ime ka agụ data site na ebe nchekwa na-apụ apụ mgbe ị na-ahazi ụfọdụ okwu oge niile.

isi: opennet.ru