Multiple vulnerabilities in Mozilla Firefox ESR

Descrição

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service.

Below is a complete list of vulnerabilities:

1. A memory safety vulnerability can be exploited to execute arbitrary code.
2. An out of bounds write vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
3. A use after free vulnerability can be exploited via special crafted webpage to cause denial of service or execute arbitrary code.

Comunicados originais

• MFSA2021-29

Exploração

Public exploits exist for this vulnerability.

Produtos relacionados

• Mozilla-Firefox-ESR

Lista de CVE

• CVE-2021-30547
  critical
• CVE-2021-29976
  critical
• CVE-2021-29970
  critical

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