CVE-2017-7752
HIGHFirefox <54, Firefox ESR <52.2, Thunderbird <52.2 - Use After Free
Title source: llmDescription
A use-after-free vulnerability during specific user interactions with the input method editor (IME) in some languages due to how events are handled. This results in a potentially exploitable crash but would require specific user interaction to trigger. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
References (10)
Core 10
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/99057
Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1359547
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-15/
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-3918
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1038689
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-3881
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:1440
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:1561
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-17/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-16/
Scores
CVSS v3
8.8
EPSS
0.0097
EPSS Percentile
76.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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
< 54.0
mozilla/thunderbird
< 52.2.0
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