Multiple vulnerabilities in Mozilla Firefox ESR

Descripción

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Memory corruption vulnerability on JavaScript Objects on ARM64 platforms can be exploited to potentially cause denial of service.
2. Use after free vulnerability in a pointer can be exploited to potentially cause denial of service.
3. SB vulnerability in add-on updates can be exploited to bypass security restrictions.
4. Information disclosure vulnerbaility in URL object can be exploited to obtain sensitive information.
5. Use after free vulnerability in nsGlobalWindowInner component can be exploited to potentially cause denial of service.

Notas informativas originales

• MFSA2020-25

Explotación

Public exploits exist for this vulnerability.

Productos relacionados

• Mozilla-Firefox-ESR

Lista CVE

• CVE-2020-12417
  critical
• CVE-2020-12421
  high
• CVE-2020-12420
  critical
• CVE-2020-12418
  high
• CVE-2020-12419
  critical

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