Linux · Linux Kernel · CVE-2022-4128
**Name of the Vulnerable Software and Affected Versions**
Linux kernel (affected versions not specified)
**Description**
A NULL pointer dereference issue was discovered in the Linux kernel in the MPTCP protocol when traversing the subflow list at disconnect time. This issue is related to the function `mptcp copy inaddrs()` in the module `net/mptcp/protocol.c`. A local user could use this flaw to potentially crash the system, causing a denial of service.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.