CVE-2020-9958

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.0 and iPadOS 14.0. An application may be able to cause unexpected system termination or write kernel memory.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory apple.com
Affected: Apple iOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/HT211850 release notes vendor advisory
http://seclists.org/fulldisclosure/2020/Nov/20 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-9958?
CVE-2020-9958 has been scored as a high severity vulnerability.
How to fix CVE-2020-9958?
To fix CVE-2020-9958, 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-2020-9958 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-9958 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-2020-9958?
CVE-2020-9958 affects Apple iOS.
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