RLSA-2021:3755

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Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2021:3755.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2021:3755
Related
Published
2021-10-11T07:50:46Z
Modified
2023-02-02T14:11:01.832761Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: firefox security update
Details

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

This update upgrades Firefox to version 91.2.0 ESR.

Security Fix(es):

  • Mozilla: Use-after-free in MessageTask (CVE-2021-38496)

  • Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2 (CVE-2021-38500)

  • Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2 (CVE-2021-38501)

  • rust-crossbeam-deque: race condition may lead to double free (CVE-2021-32810)

  • Mozilla: Validation message could have been overlaid on another origin (CVE-2021-38497)

  • Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498)

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.

References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / firefox

Package

Name
firefox
Purl
pkg:rpm/rocky-linux/firefox?distro=rocky-linux-8-4-legacy&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0:91.2.0-4.el8_4