CVE-2021-30939

December 29, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image may lead to arbitrary code execution.

Summary:

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image may lead to arbitrary code execution.

Reference Links(if available):

  • https://support.apple.com/en-us/HT212975
  • https://support.apple.com/en-us/HT212978
  • https://support.apple.com/en-us/HT212979
  • https://support.apple.com/en-us/HT212976
  • https://support.apple.com/en-us/HT212981

    • CVSS Score (if available)

    v2: / HIGH

    v3: /

    Links to Exploits(if available)

  • You may have missed

    image

    [HUNTERS] – Ransomware Victim: Kumla Kommun

    November 14, 2024
    image

    [SARCOMA] – Ransomware Victim: ADT Freight Services Australia Pty Lt

    November 14, 2024
    image

    [AKIRA] – Ransomware Victim: Berexco LLC

    November 14, 2024
    image

    [AKIRA] – Ransomware Victim: Dumont Printing

    November 14, 2024
    image

    [AKIRA] – Ransomware Victim: Intercomp

    November 14, 2024