RHSA-2019:3193: Critical: firefox security update
First published: Wed Oct 23 2019(Updated: )
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.<br>This update upgrades Firefox to version 68.2.0 ESR.<br>Security Fix(es):<br><li> Mozilla: Memory safety bugs fixed in Firefox 70 and Firefox ESR 68.2 (CVE-2019-11764)</li> <li> Mozilla: Use-after-free when creating index updates in IndexedDB (CVE-2019-11757)</li> <li> Mozilla: Potentially exploitable crash due to 360 Total Security (CVE-2019-11758)</li> <li> Mozilla: Stack buffer overflow in HKDF output (CVE-2019-11759)</li> <li> Mozilla: Stack buffer overflow in WebRTC networking (CVE-2019-11760)</li> <li> Mozilla: Unintended access to a privileged JSONView object (CVE-2019-11761)</li> <li> Mozilla: document.domain-based origin isolation has same-origin-property violation (CVE-2019-11762)</li> <li> Mozilla: Incorrect HTML parsing results in XSS bypass technique (CVE-2019-11763)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/firefox | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
| redhat/firefox | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
| redhat/firefox-debuginfo | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
| redhat/firefox-debuginfo | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
| redhat/firefox | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
| redhat/firefox-debuginfo | <68.2.0-1.el7_7 | 68.2.0-1.el7_7 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1764438
- https://bugzilla.redhat.com/show_bug.cgi?id=1764439
- https://bugzilla.redhat.com/show_bug.cgi?id=1764440
- https://bugzilla.redhat.com/show_bug.cgi?id=1764441
- https://bugzilla.redhat.com/show_bug.cgi?id=1764442
- https://bugzilla.redhat.com/show_bug.cgi?id=1764443
- https://bugzilla.redhat.com/show_bug.cgi?id=1764444
- https://bugzilla.redhat.com/show_bug.cgi?id=1764446
- https://access.redhat.com/security/updates/classification/#critical
- https://access.redhat.com/errata/RHSA-2019:3193 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2019:3193?
RHSA-2019:3193 addresses critical memory safety vulnerabilities in Mozilla Firefox that can potentially allow for arbitrary code execution.
How do I fix RHSA-2019:3193?
To fix RHSA-2019:3193, update Firefox to version 68.2.0-1.el7_7 or higher.
Which versions of Firefox are affected by RHSA-2019:3193?
RHSA-2019:3193 affects Mozilla Firefox versions prior to 68.2.0 ESR, specifically earlier versions of Firefox and Firefox ESR.
What types of systems is RHSA-2019:3193 applicable to?
RHSA-2019:3193 applies to Red Hat Enterprise Linux systems that utilize the affected Firefox packages.
Are there any known exploits for RHSA-2019:3193?
As of now, there are no publicly confirmed exploits for the vulnerabilities addressed in RHSA-2019:3193.
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