CVE-2021-30837

Description

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8, tvOS 15. An application may be able to execute arbitrary code with kernel privileges.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.38%

Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com

Affected: Apple iOS and iPadOS

Affected: Apple tvOS

Affected: Apple watchOS

References

Link	Tags
https://support.apple.com/en-us/HT212814	release notes vendor advisory
https://support.apple.com/en-us/HT212819	release notes vendor advisory
https://support.apple.com/en-us/HT212815	release notes vendor advisory
http://seclists.org/fulldisclosure/2021/Oct/62	mailing list third party advisory release notes
http://seclists.org/fulldisclosure/2021/Oct/63	mailing list third party advisory release notes
http://seclists.org/fulldisclosure/2021/Oct/61	mailing list third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-30837?: CVE-2021-30837 has been scored as a high severity vulnerability.
How to fix CVE-2021-30837?: To fix CVE-2021-30837, 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-2021-30837 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-30837 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30837?: CVE-2021-30837 affects Apple iOS and iPadOS, Apple tvOS, Apple watchOS.

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