KLA12171
Multiple vulnerabilities in Opera

Updated: 05/18/2021
Detect date
?
04/13/2021
Severity
?
High
Description

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

Below is a complete list of vulnerabilities:

  1. A use after free vulnerability in V8 can be exploited to cause denial of service or execute arbitrary code.
  2. A use after free vulnerability in Aura can be exploited to cause denial of service or execute arbitrary code.
  3. A heap buffer overflow vulnerability in TabStrip can be exploited to cause denial of service.
  4. An out of bounds read vulnerability in IPC can be exploited to cause denial of service or obtain sensitive information.
  5. A use after free vulnerability in screen capture component can be exploited to cause denial of service or execute arbitrary code.
Affected products

Opera earlier than 75.0.3969.171

Solution

Update to the latest version
Download Opera

Original advisories

Changelog for Opera 75
Stable Channel Update for Desktop

Impacts
?
ACE 
[?]

OSI 
[?]

DoS 
[?]
Related products
Opera
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