Not yet scoredPublished Dec 24, 2025

CVE-2022-50775RDMA/hns: Fix refcount leak in hns_roce_mmap

Updated under an hour ago (Oct 26, 2026, 7:30 PM ET)

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Exploited in the last 30 days

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 <xuhaoyue1@hisilicon.com>

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Deferred
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 before fa87cf2e756efe809ee8683d4f282f4de962dab6; 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 builds before 8abd2ff2256a2a99c11c7ecdcb5512429933620f; from 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 before cf6a05c8494a8ae7fec8e5f1229b45ca5b4bcd30	CNA record

References

References

https://git.kernel.org/stable/c/fa87cf2e756efe809ee8683d4f282f4de962dab6
https://git.kernel.org/stable/c/8abd2ff2256a2a99c11c7ecdcb5512429933620f
https://git.kernel.org/stable/c/cf6a05c8494a8ae7fec8e5f1229b45ca5b4bcd30

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.