CVE-2022-4128

Description

A NULL pointer dereference issue was discovered in the Linux kernel in the MPTCP protocol when traversing the subflow list at disconnect time. A local user could use this flaw to potentially crash the system causing a denial of service.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory github.com
Affected: n/a Linux kernel (mptcp)
Published at:
Updated at:

References

Link Tags
https://lore.kernel.org/netdev/20220708233610.410786-2-mathew.j.martineau%40linux.intel.com/
https://github.com/torvalds/linux/commit/5c835bb142d4 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-4128?
CVE-2022-4128 has been scored as a medium severity vulnerability.
How to fix CVE-2022-4128?
To fix CVE-2022-4128, 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-2022-4128 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-4128 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-2022-4128?
CVE-2022-4128 affects n/a Linux kernel (mptcp).
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