Multiple vulnerabilities in Opera

Description

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

Below is a complete list of vulnerabilities:

1. A use after free vulnerability in Blink can be exploited to cause denial of service or execute arbitrary code.
2. A validation of untrusted input vulnerability in V8 for x86_64 can be exploited to bypass security restrictions.

Original advisories

• Changelog for Opera 75

• Stable Channel Update for Desktop

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Opera

CVE list

• CVE-2021-21206
  critical
• CVE-2021-21220
  critical

Read more

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