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MEDIUM · 5.5

CVE-2021-31013

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2. Processing a maliciously crafted font may...

Vulnerability Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2. Processing a maliciously crafted font may result in the disclosure of process memory.

CVSS Score

5.5

MEDIUM

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

Affected Products

VendorProductVersions
AppleIpados< 15.2
AppleIphone Os< 15.2
AppleMacos>= 11.0, < 11.6.2

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2021-31013?

CVE-2021-31013 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2. Processing a maliciously crafted font may...

How severe is CVE-2021-31013?

CVE-2021-31013 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31013?

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