Oniguruma is a regular expression library.
Multiple vulnerabilities have been discovered in Oniguruma. Please review the CVE identifiers referenced below for details.
A remote attacker, by enticing a user to process a specially crafted string using an application linked against Oniguruma, could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.
There is no known workaround at this time.
All Oniguruma users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/oniguruma-6.9.3"