Multiple vulnerabilities in Mozilla Firefox ESR

Descrição

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

Below is a complete list of vulnerabilities:

1. Out of bounds memory access vulnerability in WebGL2 blitFramebuffer can be exploited to cause denial of service.
2. Use after free vulnerability in MessagePort::Entangled can be exploited to cause denial of service or execute arbitrary code.
3. Clickjacking permission prompts vulnerability in fullscreen transition can be exploited remotely to spoof user interface.
4. Use after free vulnerability in ReadableByteStreamQueueEntry::Buffer can be exploited to cause denial of service or execute arbitrary code.
5. Information disclosure vulnerability for X11 can be exploited to obtain sensitive information.
6. Security feature bypass vulnerability can be exploited remotely to bypass security restrictions.
7. Memory safety vulnerability can be exploited to execute arbitrary code.

Comunicados originais

• MFSA2023-50

Produtos relacionados

• Mozilla-Firefox-ESR

Lista de CVE

• CVE-2023-6212
  critical
• CVE-2023-6204
  high
• CVE-2023-6208
  critical
• CVE-2023-6209
  high
• CVE-2023-6207
  critical
• CVE-2023-6205
  high
• CVE-2023-6206
  high

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