Multiple vulnerabilities in Opera

Description

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

Below is a complete list of vulnerabilities:

1. Inappropriate implementation vulnerability in V8 component can be exploited to execute arbitrary code.
2. Policy enforcement vulnerability in extensions component can be exploited to bypass same origin policy.
3. Use after free vulnerability in audio component can be exploited to obtain sensitive information.
4. Out of bounds vulnerability can be exploited to cause denial of service.
5. Use after free vulnerability in media component can be exploited to obtain sensitive information.
6. Use after free vulnerability in WebGL can be exploited to obtain sensitive information.

Original advisories

• Changelog for Opera 67

• Stable Channel Update for Desktop

Related products

• Opera

CVE list

• CVE-2019-20503
  warning
• CVE-2020-6429
  high
• CVE-2020-6425
  high
• CVE-2020-6424
  high
• CVE-2020-6428
  high
• CVE-2020-6427
  high
• CVE-2020-6426
  warning
• CVE-2020-6422
  high
• CVE-2020-6449
  high

Read more

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