CVE-2023-52744

RDMA/irdma: Fix potential NULL-ptr-dereference

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix potential NULL-ptr-dereference in_dev_get() can return NULL which will cause a failure once idev is dereferenced in in_dev_for_each_ifa_rtnl(). This patch adds a check for NULL value in idev beforehand. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/8f5fe1cd8e6a97f94840b55f59ed08cbc397086f patch
https://git.kernel.org/stable/c/360682fe7df262d94fae54f737c487bec0f9190d patch
https://git.kernel.org/stable/c/5d9745cead1f121974322b94ceadfb4d1e67960e patch

Frequently Asked Questions

What is the severity of CVE-2023-52744?
CVE-2023-52744 has been scored as a medium severity vulnerability.
How to fix CVE-2023-52744?
To fix CVE-2023-52744, 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-2023-52744 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-52744 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-2023-52744?
CVE-2023-52744 affects Linux Linux, Linux Linux.
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