Riskcovery

CVE-2022-50775

RDMA/hns: Fix refcount leak in hns_roce_mmap

State
Published
Severity
Not scored
Published
Dec 24, 2025
Updated
May 11, 2026
Reserved
Dec 24, 2025

Read the record on cve.org

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 <xuhaoyue1@hisilicon.com>

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 to before fa87cf2e756efe809ee8683d4f282f4de962dab6Affected
  • 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 to before 8abd2ff2256a2a99c11c7ecdcb5512429933620fAffected
  • 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 to before cf6a05c8494a8ae7fec8e5f1229b45ca5b4bcd30Affected
LinuxLinux
  • 5.17Affected
  • before 5.17Not affected
  • 6.1.16 through 6.1.*Not affected
  • 6.2.3 through 6.2.*Not affected
  • 6.3 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.