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CVE-2017-7828
CRITICAL
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.
Published: Jun 11, 2018
Modified: Jun 17, 2026
CWE-416
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (15)
| Vendor | Product | Version |
|---|---|---|
| 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 |
GitHub Security Advisory GHSA-f749-pqmw-rvhp
A use-after-free vulnerability can occur when flushing and resizing layout because the ...
References (28)
- http://www.securityfocus.com/bid/101832 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039803 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3247 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3372 Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1406750 Issue Tracking, Permissions Required, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412252 Issue Tracking, Permissions Required, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html Third Party Advisory
- https://www.debian.org/security/2017/dsa-4035 Third Party Advisory
- https://www.debian.org/security/2017/dsa-4061 Third Party Advisory
- https://www.debian.org/security/2017/dsa-4075 Third 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/101832 Third Party Advisory, VDB Entry
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
7.35%
Top 6% most likely to be exploited
Threat Score
41.4 / 100
Data Sources
NVD
EPSS
GitHub