CentOS Errata and Security Advisory CESA-2017:1104
Mozilla Firefox is an open source web browser.
This update upgrades Firefox to version 52.1.0 ESR.
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Mozilla developers and community, Nils, Holger Fuhrmannek, Atte Kettunen, Huzaifa Sidhpurwala, Nicolas Grégoire, Chamal De Silva, Chun Han Hsiao, Ivan Fratric of Google Project Zero, Anonymous working with Trend Micro's Zero Day Initiative, and Petr Cerny as the original reporters.
Merged security bulletin from advisories: http://lists.centos.org/pipermail/centos-announce/2017-April/022394.html
Affected packages: firefox
Upstream details at: https://rhn.redhat.com/errata/RHSA-2017-1104.html