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.
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Score 5.5 from GitHub Security Advisory published 2022-11-29. NVD baseline CVSS 5.5; sources differ by 0.0.
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.
November 28, 2022
June 25, 2025
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | kernel-0:5.14.0-284.11.1.el9_2 | 2023-05-09 | redhat |
| redhat | kernel-rt-0:5.14.0-284.11.1.rt14.296.el9_2 | 2023-05-09 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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