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SUSE 15-SP1: 2021:0245-1 Important Memory and Leak Fix for Thunderbird

suse
Calendar Grey January 29, 2021
Dist Suse Esm H88
Important patch for MozillaThunderbird resolves various vulnerabilities, including information exposure and memory flaws.
An update that fixes 6 vulnerabilities is now available

Summary

This update for MozillaThunderbird fixes the following issues: - Mozilla Thunderbird was updated to 78.7.0 ESR (MFSA 2021-05, 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 * CVE-2020-15685: Fixed an IMAP Response Injection when using STARTTLS Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods

Topics%20covered

Topics Covered

security advisory important SUSE memory bug HTTPS issue MozillaThunderbird cross-origin leak

References

#1181414

Cross- CVE-2020-15685 CVE-2020-26976 CVE-2021-23953

CVE-2021-23954 CVE-2021-23960 CVE-2021-23964

Affected Products:

SUSE Linux Enterprise Workstation Extension 15-SP1

https://www.suse.com/security/cve/CVE-2020-15685.html

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/CVE-2021-23960.html

https://www.suse.com/security/cve/CVE-2021-23964.html

https://bugzilla.suse.com/1181414

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0245-1
Rating: important

Topics%20covered

Topics Covered

security advisory important SUSE memory bug HTTPS issue MozillaThunderbird cross-origin leak

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