How does CVE-2021-44479 affect NXP Kinetis K82 devices?

CVE-2021-44479 affects NXP Kinetis K82 devices by allowing a buffer over-read when a crafted wlength value is used in a GET Status-Other request during USB In-System Programming (ISP) mode, leading to the disclosure of protected flash memory.

What is the severity of CVE-2021-44479?

The severity of CVE-2021-44479 is medium, with a CVSS score of 5.5.

How can I fix CVE-2021-44479?

To fix CVE-2021-44479, it is recommended to apply the latest firmware update provided by NXP for the Kinetis K82 devices.

What is the Common Weakness Enumeration (CWE) for CVE-2021-44479?

The CWE for CVE-2021-44479 is CWE-125 (Out-of-bounds Read).

Vulnerability/
CVE-2021-44479

medium

6.1

CWE

125

1/12/2021

21/11/2024

CVE-2021-44479

First published: Wed Dec 01 2021(Updated: )

NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Nxp Kinetis K82 Firmware
NXP Kinetis K82
All of
Nxp Kinetis K82 Firmware
NXP Kinetis K82

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Frequently Asked Questions

What is CVE-2021-44479?
CVE-2021-44479 is a vulnerability that affects NXP Kinetis K82 devices, allowing a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode, resulting in the disclosure of protected flash memory.
How does CVE-2021-44479 affect NXP Kinetis K82 devices?
CVE-2021-44479 affects NXP Kinetis K82 devices by allowing a buffer over-read when a crafted wlength value is used in a GET Status-Other request during USB In-System Programming (ISP) mode, leading to the disclosure of protected flash memory.
What is the severity of CVE-2021-44479?
The severity of CVE-2021-44479 is medium, with a CVSS score of 5.5.
How can I fix CVE-2021-44479?
To fix CVE-2021-44479, it is recommended to apply the latest firmware update provided by NXP for the Kinetis K82 devices.
What is the Common Weakness Enumeration (CWE) for CVE-2021-44479?
The CWE for CVE-2021-44479 is CWE-125 (Out-of-bounds Read).

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