CVE-2020-26973 Affecting firefox package, versions <0:78.6.0-1.0.1.el7_9
Threat Intelligence
EPSS
0.26% (67th
percentile)
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Test your applications- Snyk ID SNYK-ORACLE7-FIREFOX-2576217
- published 10 Apr 2022
- disclosed 7 Jan 2021
Introduced: 7 Jan 2021
CVE-2020-26973 Open this link in a new tabHow to fix?
Upgrade Oracle:7 firefox to version 0:78.6.0-1.0.1.el7_9 or higher.
This issue was patched in ELSA-2020-5561-1.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle.
See How to fix? for Oracle:7 relevant fixed versions and status.
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
References
- https://linux.oracle.com/cve/CVE-2020-26973.html
- https://linux.oracle.com/errata/ELSA-2020-5561-1.html
- https://linux.oracle.com/errata/ELSA-2020-5562-1.html
- https://linux.oracle.com/errata/ELSA-2020-5618-1.html
- https://linux.oracle.com/errata/ELSA-2020-5624-1.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1680084
- https://www.mozilla.org/security/advisories/mfsa2020-54/
- https://www.mozilla.org/security/advisories/mfsa2020-55/
- https://www.mozilla.org/security/advisories/mfsa2020-56/
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