CVE-2021-47513: net: dsa: felix: Fix memory leak in felix_setup_mmio_filtering
Published May 24, 2024
·Updated
In the Linux kernel, the following vulnerability has been resolved:
net: dsa: felix: Fix memory leak in felixsetupmmiofiltering
Avoid a memory leak if there is not a CPU port defined.
Addresses-Coverity-ID: 1492897 ("Resource leak") Addresses-Coverity-ID: 1492899 ("Resource leak")
Affected Software
1 affected component
Linux Linux kernel>=5.15<5.15.8
Remediation
Event History
May 24, 2024
CVE Published
via MITRE·03:09 PM
Data Sourced
via MITRE·03:09 PM
Description
Data Sourced
via NVD·03:15 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-47513?
CVE-2021-47513 is classified as a medium severity vulnerability.
2
How do I fix CVE-2021-47513?
To fix CVE-2021-47513, upgrade your Linux kernel to version 5.15.9 or later.
3
What does CVE-2021-47513 affect?
CVE-2021-47513 affects versions of the Linux kernel from 5.15 to 5.15.8.
4
What is the main issue with CVE-2021-47513?
The main issue with CVE-2021-47513 is a memory leak that occurs in the DSA subsystem when no CPU port is defined.
5
Is there a workaround for CVE-2021-47513?
There is no known workaround for CVE-2021-47513; upgrading to the patched version is recommended.