CVE-2021-30983

Known Exploited

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.60%
KEV Since 
Vendor Advisory apple.com
Affected: Apple iOS and iPadOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/en-us/HT212976 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30983?
CVE-2021-30983 has been scored as a high severity vulnerability.
How to fix CVE-2021-30983?
To fix CVE-2021-30983, 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-2021-30983 being actively exploited in the wild?
It is confirmed that CVE-2021-30983 is actively exploited. Be extra cautious if you are using vulnerable components. 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-2021-30983?
CVE-2021-30983 affects Apple iOS and iPadOS.
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