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CVE-2022-50775

RDMA/hns: Fix refcount leak in hns_roce_mmap PUBLISHED

Description (CNA)

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>

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 before fa87cf2e756efe809ee8683d4f282f4de962dab6; affected 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 before 8abd2ff2256a2a99c11c7ecdcb5512429933620f; affected 0045e0d3f42ed7d05434bb5bc16acfc793ea4891 before cf6a05c8494a8ae7fec8e5f1229b45ca5b4bcd30
Linux / Linuxaffected 5.17; unaffected 0 before 5.17; unaffected 6.1.16 through 6.1.*; unaffected 6.2.3 through 6.2.*; unaffected 6.3 through *

CWE

No CWE identifiers supplied.

References