PT-2017-3383 · Mozilla+5 · Firefox Esr+7
Nils
·
Publicado
2017-06-08
·
Atualizado
2024-12-12
·
CVE-2017-7801
CVSS v3.1
9.8
Crítica
| Vetor | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 55
Firefox ESR versions prior to 52.3
Thunderbird versions prior to 52.3
Description
A use-after-free issue occurs when re-computing layout for a "marquee" element during window resizing, where the updated style object is freed while still in use, resulting in a potentially exploitable crash. This can be exploited by a remote attacker to cause a denial of service.
Recommendations
For Firefox versions prior to 55, update to version 55 or later.
For Firefox ESR versions prior to 52.3, update to version 52.3 or later.
For Thunderbird versions prior to 52.3, update to version 52.3 or later.
Exploit
Correção
Use After Free
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Alt Linux
Centos
Firefox
Firefox Esr
Red Hat
Suse
Thunderbird
Ubuntu