RHSA-2024:2887 - Security Advisory

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.6 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 115.11.0 ESR.

Security Fix(es):

• firefox: Arbitrary JavaScript execution in PDF.js (CVE-2024-4367)
• firefox: IndexedDB files retained in private browsing mode (CVE-2024-4767)
• firefox: Potential permissions request bypass via clickjacking (CVE-2024-4768)
• firefox: Cross-origin responses could be distinguished between script and non-script content-types (CVE-2024-4769)
• firefox: Use-after-free could occur when printing to PDF (CVE-2024-4770)
• firefox: Memory safety bugs fixed in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11 (CVE-2024-4777)

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

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

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

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.6 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6 x86_64
• Red Hat Enterprise Linux Server - AUS 8.6 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.6 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6 x86_64

Fixes

• BZ - 2280382 - CVE-2024-4367 Mozilla: Arbitrary JavaScript execution in PDF.js
• BZ - 2280383 - CVE-2024-4767 Mozilla: IndexedDB files retained in private browsing mode
• BZ - 2280384 - CVE-2024-4768 Mozilla: Potential permissions request bypass via clickjacking
• BZ - 2280385 - CVE-2024-4769 Mozilla: Cross-origin responses could be distinguished between script and non-script content-types
• BZ - 2280386 - CVE-2024-4770 Mozilla: Use-after-free could occur when printing to PDF
• BZ - 2280387 - CVE-2024-4777 Mozilla: Memory safety bugs fixed in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11

CVEs

• CVE-2024-4367
• CVE-2024-4767
• CVE-2024-4768
• CVE-2024-4769
• CVE-2024-4770
• CVE-2024-4777

References

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