Multiple vulnerabilities in Mozilla Firefox

Description

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

Below is a complete list of vulnerabilities:

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

Fiches de renseignement originales

• MFSA2023-49

Produits associés

• Mozilla-Firefox

Liste CVE

• CVE-2023-6211
  high
• CVE-2023-6213
  critical
• 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
• CVE-2023-6210
  high

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