CVE-2021-47601

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

tee: amdtee: fix an IS_ERR() vs NULL bug

The __get_free_pages() function does not return error pointers it returns NULL so fix this condition to avoid a NULL dereference.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= 757cc3e9ff1d72d014096399d6e2bf03974d9da1, < 640e28d618e82be78fb43b4bf5113bc90d6aa442; >= 757cc3e9ff1d72d014096399d6e2bf03974d9da1, < 832f3655c6138c23576ed268e31cc76e0f05f2b1; >= 757cc3e9ff1d72d014096399d6e2bf03974d9da1, < 9d7482771fac8d8e38e763263f2ca0ca12dd22c6
LinuxLinux5.6

References

Timeline

Published
Jun 19, 2024
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-47601: Medium severity, CVSS 5.5 | Vulnix