KLA15725
Multiple vulnerabilities in Opera

Updated: 08/24/2022
Detect date
?
08/23/2022
Severity
?
Critical
Description

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

Below is a complete list of vulnerabilities:

  1. Policy enforcement vulnerability in Cookies can be exploited to bypass security restrictions.
  2. Use after free vulnerability in Chrome OS Shell can be exploited to cause denial of service or execute arbitrary code.
  3. Use after free vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
  4. Implementation vulnerability in Extensions API can be exploited to cause denial of service.
  5. Use after free vulnerability in FedCM can be exploited to cause denial of service or execute arbitrary code.
  6. Validation of untrusted input vulnerability in Intents can be exploited to cause denial of service.
  7. Use after free vulnerability in Blink can be exploited to cause denial of service or execute arbitrary code.
  8. Use after free vulnerability in Sign-In Flow can be exploited to cause denial of service or execute arbitrary code.
  9. Heap buffer overflow vulnerability in Downloads can be exploited to cause denial of service.
  10. Use after free vulnerability in SwiftShader can be exploited to cause denial of service or execute arbitrary code.
Affected products

Opera earlier than 90.0.4480.54

Solution

Update to the latest version
Download Opera

Original advisories

Changelog for 90
Stable Channel Update for Desktop

Impacts
?
ACE 
[?]

DoS 
[?]

SB 
[?]
Related products
Opera
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