CVE-2021-47551: drm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again

Published May 24, 2024
·
Updated

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

drm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again

In SRIOV configuration, the reset may failed to bring asic back to normal but stop cpsch already been called, the startcpsch will not be called since there is no resume in this case. When reset been triggered again, driver should avoid to do uninitialization again.

Affected Software

4 affected components
AMD Linux Kernel
Linux Linux kernel<5.10.84
Linux Linux kernel>=5.11<5.15.7
Linux Linux kernel=5.16-rc1

Event History

May 24, 2024
CVE Published
via MITRE·03:09 PM
Data Sourced
via MITRE·03:09 PM
DescriptionSeverity
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-47551?

CVE-2021-47551 has a medium severity rating due to potential impacts on system stability.

2

How do I fix CVE-2021-47551?

To resolve CVE-2021-47551, update your Linux kernel to a version that includes the fix for this vulnerability.

3

What systems are affected by CVE-2021-47551?

CVE-2021-47551 affects the AMD Linux Kernel in environments using SRIOV configuration.

4

Is CVE-2021-47551 exploitable by attackers?

CVE-2021-47551 primarily poses a risk of system instability rather than direct exploitation by attackers.

5

When was CVE-2021-47551 published?

CVE-2021-47551 was published in 2021 following its identification in the Linux kernel.

Contact

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