CVE-2021-30707

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted audio file may lead to arbitrary code execution.

References

Link	Tags
https://support.apple.com/en-us/HT212528	release notes vendor advisory
https://support.apple.com/en-us/HT212529	release notes vendor advisory
https://support.apple.com/en-us/HT212532	release notes vendor advisory
https://support.apple.com/en-us/HT212533	release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30707?: CVE-2021-30707 has been scored as a high severity vulnerability.
How to fix CVE-2021-30707?: To fix CVE-2021-30707, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30707 being actively exploited in the wild?: It is possible that CVE-2021-30707 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30707?: CVE-2021-30707 affects Apple iOS and iPadOS, Apple macOS, Apple macOS, Apple macOS.

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Description

Category

CWE-120 – Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

References

Frequently Asked Questions