PT-2019-4824 · Mozilla+5 · Firefox Esr+7
Zhanjia Song
·
Publicado
2019-10-22
·
Atualizado
2024-12-12
·
CVE-2019-11757
CVSS v2.0
9.3
Alta
| Vetor | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 70
Thunderbird versions prior to 68.2
Firefox ESR versions prior to 68.2
Description
The issue is related to a use-after-free error that occurs when following the value's prototype chain, allowing a reference to a locale to be retained, deleted, and then referenced again, resulting in a potentially exploitable crash. This could potentially allow a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.
Recommendations
For Firefox versions prior to 70, update to version 70 or later.
For Thunderbird versions prior to 68.2, update to version 68.2 or later.
For Firefox ESR versions prior to 68.2, update to version 68.2 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