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CVE
PUBLISHED

CVE-2021-47601

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

AssignerLinux
Reserved2024-05-24
Published2024-06-19
Updated2024-07-05

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.

Product status

Default status
unaffected

757cc3e9ff1d before 640e28d618e8
affected

757cc3e9ff1d before 832f3655c613
affected

757cc3e9ff1d before 9d7482771fac
affected

Default status
affected

5.6
affected

Any version before 5.6
unaffected

5.10.88
unaffected

5.15.11
unaffected

5.16
unaffected

References

https://git.kernel.org/stable/c/640e28d618e82be78fb43b4bf5113bc90d6aa442

https://git.kernel.org/stable/c/832f3655c6138c23576ed268e31cc76e0f05f2b1

https://git.kernel.org/stable/c/9d7482771fac8d8e38e763263f2ca0ca12dd22c6

cve.org CVE-2021-47601

nvd.nist.gov CVE-2021-47601

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