SB2021072246 - Information disclosure in Apple macOS 



SB2021072246 - Information disclosure in Apple macOS

Published: July 22, 2021

Security Bulletin ID SB2021072246
Severity
Medium
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2021-30742)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the GetFramesPerPacket function in AudioToolboxCore. A remote attacker can create a specially crafted LOAS file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.