[MEDIUM] Request::getClientIp() when the trust proxy mode is enabled

PKSA-hd3k-4852-jhv2 GHSA-vfm6-r2gc-pwww

Affected package: symfony/http-foundation

Affected version: >=2.0.0,<2.0.19|>=2.1.0,<2.1.4

Reported by:
GitHub, FriendsOfPHP/security-advisories