[25933] Off by one error in __strncmp_avx2
[25976] nss_compat: internal_end*ent may clobber errno, hiding ERANGE
[27130] "rep movsb" performance issue
+ [27177] GLIBC_TUNABLES=glibc.cpu.x86_ibt=on:glibc.cpu.x86_shstk=on doesn't work
Security related changes: