KLA12215
Multiple vulnerabilities in Opera

Updated: 07/27/2021
Detect date
?
04/12/2021
Severity
?
Warning
Description

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

Below is a complete list of vulnerabilities:

  1. A use after free vulnerability in WebGL can be exploited to cause denial of service or execute arbitrary code.
  2. A use after free vulnerability in TabGroups can be exploited to cause denial of service or execute arbitrary code.
  3. A use after free vulnerability in WebAudio can be exploited to cause denial of service or execute arbitrary code.
  4. A use after free vulnerability in Sharing can be exploited to cause denial of service or execute arbitrary code.
Affected products

Opera earlier than 77.0.4054.146

Solution

Update to the latest version
Download Opera

Original advisories

Changelog for Opera 77
Stable Channel Update for Desktop

Impacts
?
ACE 
[?]

DoS 
[?]
Related products
Opera
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