Vulnerability Description
Memory safety bugs were reported in Firefox 57 and Firefox ESR 52.5. 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 Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 14.04 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Debian | Debian Linux | 8.0 |
| Mozilla | Firefox | < 52.6.0 |
| Mozilla | Thunderbird | < 52.6.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/102783Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040270Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:0122Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0262Third Party Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1412420%2C1426783%2C1422389%2C14Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/01/msg00030.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/01/msg00036.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/3544-1/Third Party Advisory
- https://usn.ubuntu.com/3688-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4096Third Party Advisory
- https://www.debian.org/security/2018/dsa-4102Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-02/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-03/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-04/Vendor Advisory
- http://www.securityfocus.com/bid/102783Third Party AdvisoryVDB Entry
FAQ
What is CVE-2018-5089?
CVE-2018-5089 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs were reported in Firefox 57 and Firefox ESR 52.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploite...
How severe is CVE-2018-5089?
CVE-2018-5089 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-2018-5089?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation, Debian Debian Linux.