QID 751369

Date Published: 2021-11-22

QID 751369: SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2021:3191-1)

This update for mozillafirefox fixes the following issues: this update contains the firefox extended support release 91.1.0 esr.
* fixed: various stability, functionality, and security fixes mfsa 2021-40 (bsc#1190269, bsc#1190274): * cve-2021-38492: navigating to `mk:` url scheme could load internet explorer * cve-2021-38495: memory safety bugs fixed in firefox 92 and firefox esr 91.1 firefox 91.0.1esr esr * fixed: fixed an issue causing buttons on the tab bar to be resized when loading certain websites (bug 1704404) * fixed: fixed an issue which caused tabs from private windows to be visible in non-private windows when viewing switch-to- tab results in the address bar panel (bug 1720369) * fixed: various stability fixes * fixed: security fix mfsa 2021-37 (bsc#1189547) * cve-2021-29991 (bmo#1724896) header splitting possible with http/3 responses firefox extended support release 91.0 esr * new: some of the highlights of the new extended support release are: - a number of user interface changes.
For more information, see the firefox 89 release notes.
- firefox now supports logging into microsoft, work, and school accounts using windows single sign-on.
Learn more - on windows, updates can now be applied in the background while firefox is not running.
- firefox for windows now offers a new page about:third-party to help identify compatibility issues caused by third-party applications - version 2 of firefoxs smartblock feature further improves private browsing.
Third party facebook scripts are blocked to prevent you from being tracked, but are now automatically loaded "just in time" if you decide to "log in with facebook" on any website.
* changed: firefox no longer supports adobe flash.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation allows attacker to compromise the system.

  • CVSS V3 rated as Critical - 8.8 severity.
  • CVSS V2 rated as High - 6.8 severity.
    • Solution
    Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2021:3191-1 to address this issue and obtain further details.
    Vendor References

    CVEs related to QID 751369

    CVE-2021-29982 | CVE-2021-29981 | CVE-2021-29989 | CVE-2021-38492 | CVE-2021-29983 | CVE-2021-29984 | CVE-2021-29987 | CVE-2021-38495 | CVE-2021-29990 | CVE-2021-29988 | CVE-2021-29985 | CVE-2021-29991 | CVE-2021-29980 | CVE-2021-29986 |
    Software Advisories
    Advisory ID Software Component Link
    SUSE-SU-2021:3191-1 SUSE Enterprise Linux URL Logo lists.suse.com/pipermail/sle-security-updates/2021-September/009485.html
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