Vulnerability Description
Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. 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 < 52.3, Firefox ESR < 52.3, and Firefox < 55.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 8.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server Aus | 7.4 |
| Redhat | Enterprise Linux Server Eus | 7.4 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Mozilla | Firefox | < 55.0 |
| Mozilla | Thunderbird | < 52.3.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/100201Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039124Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2456Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2534Third Party Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1354443%2C1368576%2C1366903%2C13Issue TrackingPermissions RequiredThird Party Advisory
- https://security.gentoo.org/glsa/201803-14Third Party Advisory
- https://www.debian.org/security/2017/dsa-3928Third Party Advisory
- https://www.debian.org/security/2017/dsa-3968Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-19/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-20/Vendor Advisory
- http://www.securityfocus.com/bid/100201Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039124Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2456Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2534Third Party Advisory
FAQ
What is CVE-2017-7779?
CVE-2017-7779 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of thes...
How severe is CVE-2017-7779?
CVE-2017-7779 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-2017-7779?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus, Redhat Enterprise Linux Server Eus.