vulnerability
Debian: CVE-2017-5402: firefox-esr, icedove -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Mar 7, 2017 | Mar 11, 2017 | Mar 30, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 7, 2017
Added
Mar 11, 2017
Modified
Mar 30, 2026
Description
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.
Solutions
debian-upgrade-firefox-esrdebian-upgrade-icedove
Rapid7 Labs
2026 Global Threat Landscape Report
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