Security update for MozillaFirefox
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
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1181414
- https://www.suse.com/security/cve/CVE-2020-26976
- https://www.suse.com/security/cve/CVE-2021-23953
- https://www.suse.com/security/cve/CVE-2021-23954
- https://www.suse.com/security/cve/CVE-2021-23960
- https://www.suse.com/security/cve/CVE-2021-23964
- https://www.suse.com/support/update/announcement/2021/suse-su-20210246-1/