CVE-2022-50775

CVE-2022-50775 is a security vulnerability that is still awaiting full analysis and scoring. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix refcount leak in hns_roce_mmap rdma_user_mmap_entry_get_pgoff() takes the reference. Add missing rdma_user_mmap_entry_put() to release the reference. Acked-by Haoyue Xu <[email protected]>

Frequently asked questions

What is CVE-2022-50775?
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix refcount leak in hns_roce_mmap rdma_user_mmap_entry_get_pgoff() takes the reference. Add missing rdma_user_mmap_entry_put() to release the reference. Acked-by Haoyue Xu <[email protected]>
Is CVE-2022-50775 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2022-50775?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-50775 have an EU (EUVD) identifier?
Yes. CVE-2022-50775 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55786.
When was CVE-2022-50775 published?
CVE-2022-50775 was published on 2025-12-24 and last updated on 2026-06-17.

References