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almalinuxAlmaLinuxALSA-2021:0655
HistoryFeb 24, 2021 - 2:17 p.m.

Critical: firefox security update

2021-02-2414:17:36
errata.almalinux.org
16

EPSS

0.011

Percentile

84.5%

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.8.0 ESR.

Security Fix(es):

  • Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23968)

  • Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23969)

  • Mozilla: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 (CVE-2021-23978)

  • Mozilla: MediaError message property could have leaked information about cross-origin resources (CVE-2021-23973)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
almalinux8x86_64firefox< 78.8.0-1.el8_3.almafirefox-78.8.0-1.el8_3.alma.x86_64.rpm