RHSA-2022:9069 - Security Advisory

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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

This update upgrades Firefox to version 102.6.0 ESR.

Security Fix(es):

• Mozilla: Arbitrary file read from a compromised content process (CVE-2022-46872)
• Mozilla: Memory safety bugs fixed in Firefox ESR 102.6 and Thunderbird 102.6 (CVE-2022-46878)
• Mozilla: Use-after-free in WebGL (CVE-2022-46880)
• Mozilla: Memory corruption in WebGL (CVE-2022-46881)
• Mozilla: Drag and Dropped Filenames could have been truncated to malicious extensions (CVE-2022-46874)
• Mozilla: Use-after-free in WebGL (CVE-2022-46882)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, Firefox must be restarted for the changes to take effect.

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4 x86_64
• Red Hat Enterprise Linux Server - AUS 8.4 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.4 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.4 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.4 x86_64

Fixes

• BZ - 2153441 - CVE-2022-46872 Mozilla: Arbitrary file read from a compromised content process
• BZ - 2153449 - CVE-2022-46874 Mozilla: Drag and Dropped Filenames could have been truncated to malicious extensions
• BZ - 2153454 - CVE-2022-46878 Mozilla: Memory safety bugs fixed in Firefox ESR 102.6 and Thunderbird 102.6
• BZ - 2153463 - CVE-2022-46880 Mozilla: Use-after-free in WebGL
• BZ - 2153466 - CVE-2022-46881 Mozilla: Memory corruption in WebGL
• BZ - 2153467 - CVE-2022-46882 Mozilla: Use-after-free in WebGL

CVEs

• CVE-2022-46872
• CVE-2022-46874
• CVE-2022-46878
• CVE-2022-46880
• CVE-2022-46881
• CVE-2022-46882

References

• https://access.redhat.com/security/updates/classification/#important