CVE-2017-7828
UnknownEPSS 7.44%
Last modified
CVE-2017-7828 is a vulnerability of currently unknown severity. A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. EPSS estimates a 7.44% chance of exploitation in the next 30 days.
Description
A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 7.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.4 |
| Redhat | Enterprise Linux Server Eus | 7.4 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Mozilla | Firefox | < 57.0 |
| Mozilla | Firefox | < 52.5.0 |
| Mozilla | Thunderbird | < 52.5.0 |
References
- http://www.securityfocus.com/bid/101832Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039803Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3247Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3372Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1406750Issue Tracking, Permissions Required, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412252Issue Tracking, Permissions Required, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00018.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00001.htmlThird Party Advisory
- https://www.debian.org/security/2017/dsa-4035Third Party Advisory
- https://www.debian.org/security/2017/dsa-4061Third Party Advisory
- https://www.debian.org/security/2017/dsa-4075Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-24/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-25/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-26/Vendor Advisory
- http://www.securityfocus.com/bid/101832Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039803Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3247Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3372Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1406750Issue Tracking, Permissions Required, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412252Issue Tracking, Permissions Required, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00018.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00001.htmlThird Party Advisory
- https://www.debian.org/security/2017/dsa-4035Third Party Advisory
- https://www.debian.org/security/2017/dsa-4061Third Party Advisory
- https://www.debian.org/security/2017/dsa-4075Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-24/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-25/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-26/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-7828?
A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
How severe is CVE-2017-7828?
Severity scoring for CVE-2017-7828 is pending analysis. The EPSS model estimates a 7.44% probability of exploitation in the next 30 days.
How do I fix CVE-2017-7828?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-7828?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST