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SUSE: 2021:0667-1 Important Security Fix for Mozilla Firefox

suse
Calendar Grey March 1, 2021
Dist Suse Esm H88
SUSE releases urgent security update for Mozilla Firefox tackling various memory safety and content security vulnerabilities.
An update that fixes four vulnerabilities is now available

Summary

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.8.0 ESR * Fixed: Various stability, functionality, and security fixes MFSA 2021-08 (bsc#1182614) * CVE-2021-23969: Content Security Policy violation report could have contained the destination of a redirect * CVE-2021-23968: Content Security Policy violation report could have contained the destination of a redirect * CVE-2021-23973: MediaError message property could have leaked information about cross-origin resources * CVE-2021-23978: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product:

Topics%20covered

Topics Covered

security advisory security fix important SUSE memory safety Mozilla Firefox content issues

References

#1182357 #1182614

Cross- CVE-2021-23968 CVE-2021-23969 CVE-2021-23973

CVE-2021-23978

CVSS scores:

CVE-2021-23968 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVE-2021-23969 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVE-2021-23973 (SUSE): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CVE-2021-23978 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server for SAP 12-SP2

...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0667-1
Rating: important

Topics%20covered

Topics Covered

security advisory security fix important SUSE memory safety Mozilla Firefox content issues

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