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Vulnerability record · CVE-2017-7828 · published 11 June 2018

CVE-2017-7828: Debian linux use after free vulnerability

Debian · Debian Linux

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.

9.8 CVSS 3.0 Critical EPSS 7.3% · top 5.8% CWE-416 · Use after free
9.8CVSS 3.0 base score, v2 7.5
7.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
8Affected product versions listed by NVD
28References
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

8 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/101832 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039803 Third Party AdvisoryVDB 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 TrackingPermissions RequiredThird Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1412252 Issue TrackingPermissions RequiredThird 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 AdvisoryVDB Entry
http://www.securitytracker.com/id/1039803 Third Party AdvisoryVDB 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 TrackingPermissions RequiredThird Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1412252 Issue TrackingPermissions RequiredThird 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

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Source: NIST National Vulnerability Database (record CVE-2017-7828), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.