A new updated php package within CloudLinux OS 6 ELS has been scheduled for gradual rollout from our production repository.

Rollout slot: 5
Rolled out to: 0.1%
ETA for 100% rollout: November 22

Changelog

php-5.3.3-55.el6.cloudlinux.els

• Fix priv escalation due to shared memory between worker processes (CVE-2021-21703)
• Fix integer overflow and subsequent incorrect buffer allocation (CVE-2021-21704)
• Fix logic error due to incorrect input validation (CVE-2021-21705)

Update command

yum update php*

Immediate update (via bypass)

yum update php* --enablerepo=cloudlinux-rollout-5-bypass