Auto-sync with upstream branch release/2.26/master
Upstream commit: af7519f7b35024224c163e32a89fb247b0c446fc
- Fix path length overflow in realpath (swbz#22786)
- Fix stack overflow with huge PT_NOTE segment (swbz#20419)
- Fix signed integer overflow in random_r (swbz#17343)
- i386: Fix i386 sigaction sa_restorer initialization (swbz#21269)
- nscd: Fix netgroup cache keys (swbz#22342)
- Fix i386 memmove issue (swbz#22644)
- Fix crash in resolver on memory allocation failure (swbz#23005)
- getlogin_r: return early when linux sentinel value is set (swbz#23024)
- resolv: Fully initialize struct mmsghdr in send_dg (swbz#23037)