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SUSE: 2021:0246-1 Important: MozillaFirefox Memory Safety Issues

suse
Calendar Grey January 29, 2021
Dist Suse Esm H88
An update available for MozillaFirefox fixing five important vulnerabilities. Ensure your systems are secured now!
An update that fixes 5 vulnerabilities is now available

Summary

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.7.0 ESR (MFSA 2021-04, bsc#1181414) * CVE-2021-23953: Fixed a Cross-origin information leakage via redirected PDF requests * CVE-2021-23954: Fixed a type confusion when using logical assignment operators in JavaScript switch statements * CVE-2020-26976: Fixed an issue where HTTPS pages could have been intercepted by a registered service worker when they should not have been * CVE-2021-23960: Fixed a use-after-poison for incorrectly redeclared JavaScript variables during GC * CVE-2021-23964: Fixed Memory safety bugs Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory security issue patch important SUSE Linux memory safety MozillaFirefox

References

#1181414

Cross- CVE-2020-26976 CVE-2021-23953 CVE-2021-23954

CVE-2021-23960 CVE-2021-23964

Affected Products:

SUSE Manager Server 4.0

SUSE Manager Retail Branch Server 4.0

SUSE Manager Proxy 4.0

SUSE Linux Enterprise Server for SAP 15-SP1

SUSE Linux Enterprise Server 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise Module for Desktop Applications 15-SP1

SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS

SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS

SUSE Enterprise Storage 6

SUSE CaaS Platform 4.0

https://www.suse.com/security/cve/CVE-2020-26976.html

https://www.suse.com/security/cve/CVE-2021-23953.html

https://www.suse.com/security/cve/CVE-2021-23954.html

https://www.suse.com/security/cve/CV...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0246-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue patch important SUSE Linux memory safety MozillaFirefox

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