CVE-2020-35513

Description

A flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.

Category

4.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Third-Party Advisory redhat.com
Affected: n/a kernel
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1911309 patch third party advisory issue tracking
https://patchwork.kernel.org/project/linux-nfs/patch/20180403203916.GH20297%40fieldses.org/

Frequently Asked Questions

What is the severity of CVE-2020-35513?
CVE-2020-35513 has been scored as a medium severity vulnerability.
How to fix CVE-2020-35513?
To fix CVE-2020-35513, 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-2020-35513 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-35513 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-2020-35513?
CVE-2020-35513 affects n/a kernel.
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