Vulnerability Description
Memory safety bugs were reported in Thunderbird 45.5. 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 Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 9.0 |
| Redhat | Enterprise Linux | 5.0 |
| Redhat | Enterprise Linux Desktop | 5.0 |
| Redhat | Enterprise Linux Server | 5.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.3 |
| Redhat | Enterprise Linux Workstation | 5.0 |
| Mozilla | Thunderbird | < 45.6.0 |
| Mozilla | Firefox | < 50.1 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2016-2946.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2973.htmlThird Party Advisory
- http://www.securityfocus.com/bid/94885Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037461Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1319524%2C1298773%2C1299098%2C13Issue TrackingVendor Advisory
- https://security.gentoo.org/glsa/201701-15Third Party Advisory
- https://www.debian.org/security/2017/dsa-3757Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-94/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-95/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-96/Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2946.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2973.htmlThird Party Advisory
- http://www.securityfocus.com/bid/94885Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037461Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1319524%2C1298773%2C1299098%2C13Issue TrackingVendor Advisory
FAQ
What is CVE-2016-9893?
CVE-2016-9893 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs were reported in Thunderbird 45.5. 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 arbitr...
How severe is CVE-2016-9893?
CVE-2016-9893 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-2016-9893?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus.