Multiple vulnerabilities in Mozilla Firefox

Description

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

Below is a complete list of vulnerabilities:

1. A memory corruption vulnerability on Linux can be exploited to cause denial of service.
2. A security UI vulnerability in fullscreen mode on Android can be exploited to spoof user interface.
3. A memory corruption vulnerability can be exploited to cause denial of service.
4. A memory safety vulnerability can be exploited to execute arbitrary code.
5. A denial of service vulnerability in JIT can be exploited to cause denial of service.
6. A use after free vulnerability in media channels can be exploited to cause denial of service.
7. A type confusion vulnerability in JIT optimization can be exploited to obtain sensitive information.
8. A security UI vulnerability on Linux can be exploited to spoof user interface and gain privileges.
9. A uninitialized memory vulnerability in canvas can be epxloted to cause denial of service.
10. A memory corruption vulnerability in JIT optimization can be exploited to cause denial of service.

Fiches de renseignement originales

• MFSA2021-33

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Mozilla-Firefox

Liste CVE

• CVE-2021-29986
  critical
• CVE-2021-29983
  high
• CVE-2021-29988
  critical
• CVE-2021-29989
  critical
• CVE-2021-29981
  critical
• CVE-2021-29985
  critical
• CVE-2021-29982
  high
• CVE-2021-29987
  high
• CVE-2021-29980
  critical
• CVE-2021-29990
  critical
• CVE-2021-29984
  critical

En savoir plus

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