Security update for MozillaFirefox

Announcement ID: SUSE-SU-2021:0966-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-23981 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2021-23981 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
  • CVE-2021-23982 ( SUSE ): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • CVE-2021-23982 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
  • CVE-2021-23984 ( SUSE ): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • CVE-2021-23984 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
  • CVE-2021-23987 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2021-23987 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products:
  • Desktop Applications Module 15-SP2
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Manager Proxy 4.1
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Server 4.1

An update that solves four vulnerabilities can now be installed.

Description:

This update for MozillaFirefox fixes the following issues:

  • Firefox was updated to 78.9.0 ESR (MFSA 2021-11, bsc#1183942)
  • CVE-2021-23981: Texture upload into an unbound backing buffer resulted in an out-of-bound read
  • CVE-2021-23982: Internal network hosts could have been probed by a malicious webpage
  • CVE-2021-23984: Malicious extensions could have spoofed popup information
  • CVE-2021-23987: Memory safety bugs

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Desktop Applications Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP2-2021-966=1

Package List:

  • Desktop Applications Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • MozillaFirefox-devel-78.9.0-8.35.1
    • MozillaFirefox-translations-other-78.9.0-8.35.1
    • MozillaFirefox-translations-common-78.9.0-8.35.1
    • MozillaFirefox-debugsource-78.9.0-8.35.1
    • MozillaFirefox-debuginfo-78.9.0-8.35.1
    • MozillaFirefox-78.9.0-8.35.1

References: