CVE-2020-27897

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Summary:

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges.

Reference Links(if available):

  • https://support.apple.com/en-us/HT212011
  • https://support.apple.com/en-us/HT211931
  • https://www.zerodayinitiative.com/advisories/ZDI-21-486/
  • CVSS Score (if available)

    v2: / MEDIUMAV:N/AC:M/Au:N/C:C/I:C/A:C

    v3: / HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

    Links to Exploits(if available)