vulnerability
Debian: CVE-2017-7801: firefox-esr, icedove -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Aug 8, 2017 | Aug 11, 2017 | Mar 30, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Aug 8, 2017
Added
Aug 11, 2017
Modified
Mar 30, 2026
Description
A use-after-free vulnerability can occur while re-computing layout for a "marquee" element during window resizing where the updated style object is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Solutions
debian-upgrade-firefox-esrdebian-upgrade-icedove
Rapid7 Labs
2026 Global Threat Landscape Report
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