The vulnerability of the Thunderbird email client, as well as the Firefox and Firefox ESR browsers, allows a hacker to trigger a service failure or execute arbitrary code.

The vulnerability of the nsNPObjWrapper::GetNewOrUsed function located in dom/plugins/base/nsJSNPRuntime.cpp in the Thunderbird email client, as well as in Firefox and Firefox ESR browsers, is related to pointer dereferencing errors. Exploiting this vulnerability could allow an attacker to execut...

Memory corruption

The nsNPObjWrapper::GetNewOrUsed function in dom/plugins/base/nsJSNPRuntime.cpp in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code or cause a denial of service invalid pointer dereference and memory corruption via a crafted NPAPI plug...