CVE-2017-7802

CRITICAL

Debian Linux < 55.0 - Use After Free

Title source: rule
STIX 2.1

Description

A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

References (11)

Core 11
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-19/
Exploit, Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1378147
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-20/
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2017/dsa-3968
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-18/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2456
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2534
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/100202
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039124
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201803-14
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2017/dsa-3928

Scores

CVSS v3 9.8
EPSS 0.0229
EPSS Percentile 84.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (17)
debian/debian_linux 8.0
debian/debian_linux 9.0
mozilla/firefox < 55.0
mozilla/thunderbird < 52.3.0
redhat/enterprise_linux 6.0
redhat/enterprise_linux 7.0
redhat/enterprise_linux_desktop 6.0
redhat/enterprise_linux_desktop 7.0
redhat/enterprise_linux_server 6.0
redhat/enterprise_linux_server 7.0
... and 7 more
Published Jun 11, 2018
Tracked Since Feb 18, 2026