glibc is a package that contains the GNU C library.
Multiple vulnerabilities have been discovered in glibc. Please review the CVE identifiers referenced below for details.
An attacker could elevate privileges from a local user to root.
There is no known workaround at this time.
All glibc users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.37-r7"