CVE-2021-47530

drm/msm: Fix wait_fence submitqueue leak

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix wait_fence submitqueue leak We weren't dropping the submitqueue reference in all paths. In particular, when the fence has already been signalled. Split out a helper to simplify handling this in the various different return paths.

N/A

CVSS

Severity:

EPSS 0.06%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/4c3cdbf2540319ea674f1f3c54f31f14c6f39647
https://git.kernel.org/stable/c/ea0006d390a28012f8187717aea61498b2b341e5

Frequently Asked Questions

What is the severity of CVE-2021-47530?: CVE-2021-47530 has not yet been assigned a CVSS score.
How to fix CVE-2021-47530?: To fix CVE-2021-47530, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47530 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-47530 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47530?: CVE-2021-47530 affects Linux Linux, Linux Linux.

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