Kaspersky ID:
KLA12295
Data de detecção:
09/21/2021
Atualizado:
01/28/2026

Descrição

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

Below is a complete list of vulnerabilities:

  1. Type confusion vulnerability in Blink layout can be exploited to cause denial of service.
  2. Stack buffer overflow vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
  3. Use after free vulnerability in Indexed DB API can be exploited to cause denial of service or execute arbitrary code.
  4. Implementation vulnerability in Blink can be exploited to cause denial of service.
  5. Out of bounds write vulnerability in V8 can be exploited to cause denial of service or execute arbitrary code.
  6. Use after free vulnerability in Selection API can be exploited to cause denial of service or execute arbitrary code.
  7. Use after free vulnerability in Permissions can be exploited to cause denial of service or execute arbitrary code.
  8. Out of bounds memory access vulnerability in ANGLE can be exploited to cause denial of service, execute arbitrary code or obtain sensitive information.

Comunicados originais

Exploração

Public exploits exist for this vulnerability.

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

Produtos relacionados

Lista de CVE

  • CVE-2021-30628
    critical
  • CVE-2021-30633
    critical
  • CVE-2021-30630
    warning
  • CVE-2021-30632
    critical
  • CVE-2021-30629
    critical
  • CVE-2021-30627
    critical
  • CVE-2021-30626
    critical
  • CVE-2021-30625
    critical
  • CVE-2021-30631
    warning

Saiba mais

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