Vulnerability Description
Memory safety bugs were reported in Firefox 58. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 59.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 59.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/103386Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040514Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1433671%2C1414768%2C1416523%2C14Issue TrackingPermissions RequiredThird Party Advisory
- https://usn.ubuntu.com/3596-1/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-06/Vendor Advisory
- http://www.securityfocus.com/bid/103386Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040514Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1433671%2C1414768%2C1416523%2C14Issue TrackingPermissions RequiredThird Party Advisory
- https://usn.ubuntu.com/3596-1/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-06/Vendor Advisory
FAQ
What is CVE-2018-5126?
CVE-2018-5126 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs were reported in Firefox 58. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary co...
How severe is CVE-2018-5126?
CVE-2018-5126 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2018-5126?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Canonical Ubuntu Linux.