Privilege Dropping / Lowering Errors Affecting kernel-rt-trace package, versions <0:3.10.0-1160.15.2.rt56.1152.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (32nd percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACE-1531909
  • published26 Jul 2021
  • disclosed21 Dec 2020

Introduced: 21 Dec 2020

CVE-2020-35513  (opens in a new tab)
CWE-271  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 kernel-rt-trace to version 0:3.10.0-1160.15.2.rt56.1152.el7 or higher.
This issue was patched in RHSA-2021:0338.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace package and not the kernel-rt-trace package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1