glibc: Backport fix for CVE-2021-43396

Backport the fix for CVE-2021-43396. It is disputed that this is a
security issue.

(From OE-Core rev: e8de9b01)

Signed-off-by: pgowda <pgowda.cve@gmail.com>
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>