Kaspersky ID:
KLA12240
Detect Date:
07/21/2021
Updated:
08/04/2021

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. Use after free vulnerability in WebSerial can be exploited to cause denial of service or execute arbitrary code.
  2. Heap buffer overflow vulnerability in WebXR can be exploited to cause denial of service.
  3. Type confusion vulnerabulity in V8 can be exploited to cause denial of service.
  4. Use after free vulnerability in Blink XSLT can be exploited to cause denial of service or execute arbitrary code.
  5. Use after free vulnerability in V8 can be exploited to cause denial of service or execute arbitrary code.
  6. Out of bounds write vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.

Original advisories

Exploitation

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

Related products

CVE list

  • CVE-2021-30541
    unknown
  • CVE-2021-30564
    unknown
  • CVE-2021-30562
    unknown
  • CVE-2021-30560
    unknown
  • CVE-2021-30563
    unknown
  • CVE-2021-30561
    unknown
  • CVE-2021-30559
    unknown

Read more

Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com

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