Time-of-check Time-of-use (TOCTOU) Affecting firefox package, versions <0:91.7.0-3.0.1.el7_9
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Test your applications- Snyk ID SNYK-ORACLE7-FIREFOX-2604875
- published 10 Apr 2022
- disclosed 22 Dec 2022
Introduced: 10 Apr 2022
CVE-2022-26387 Open this link in a new tabHow to fix?
Upgrade Oracle:7 firefox to version 0:91.7.0-3.0.1.el7_9 or higher.
This issue was patched in ELSA-2022-0824.
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.
When installing an add-on, Firefox verified the signature before prompting the user; but while the user was confirming the prompt, the underlying add-on file could have been modified and Firefox would not have noticed. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
References
- https://linux.oracle.com/cve/CVE-2022-26387.html
- https://linux.oracle.com/errata/ELSA-2022-0818.html
- https://linux.oracle.com/errata/ELSA-2022-0824.html
- https://linux.oracle.com/errata/ELSA-2022-0845.html
- https://linux.oracle.com/errata/ELSA-2022-0850.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1752979
- https://www.mozilla.org/security/advisories/mfsa2022-10/
- https://www.mozilla.org/security/advisories/mfsa2022-11/
- https://www.mozilla.org/security/advisories/mfsa2022-12/