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HIGH · 7.8

CVE-2021-30991

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 15.2 and iPadOS 15.2. A malicious application may be able to execute arbitrary code with kernel privileges...

Vulnerability Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 15.2 and iPadOS 15.2. A malicious application may be able to execute arbitrary code with kernel privileges.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AppleIpados< 15.2
AppleIphone Os< 15.2

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2021-30991?

CVE-2021-30991 is a vulnerability with a CVSS score of 7.8 (HIGH). An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 15.2 and iPadOS 15.2. A malicious application may be able to execute arbitrary code with kernel privileges...

How severe is CVE-2021-30991?

CVE-2021-30991 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30991?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os.