Vulnerability Description
A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 60.9.0 |
| Mozilla | Firefox Esr | >= 68.0, < 68.1.0 |
| Mozilla | Thunderbird | < 60.9.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1564449Issue TrackingPermissions RequiredVendor Advisory
- https://security.gentoo.org/glsa/201911-07
- https://usn.ubuntu.com/4150-1/
- https://www.mozilla.org/security/advisories/mfsa2019-25/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-26/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-27/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-30/Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
FAQ
What is CVE-2019-11746?
CVE-2019-11746 is a vulnerability with a CVSS score of 8.8 (HIGH). A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox ...
How severe is CVE-2019-11746?
CVE-2019-11746 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-11746?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.