A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
Metrics
Affected Vendors & Products
References
History
Tue, 25 Nov 2025 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | ||
| Vendors & Products |
Mozilla firefox Esr
|
Status: PUBLISHED
Assigner: mozilla
Published: 2018-06-11T21:00:00
Updated: 2024-08-05T14:55:35.918Z
Reserved: 2017-01-13T00:00:00
Link: CVE-2017-5402
No data.
Status : Modified
Published: 2018-06-11T21:29:04.107
Modified: 2025-11-25T17:50:16.803
Link: CVE-2017-5402