CVE-2022-50874

Summary

In the Linux kernel, the following vulnerability has been resolved:

RDMA/erdma: Fix refcount leak in erdma_mmap

rdma_user_mmap_entry_get() take reference, we should release it when not need anymore, add the missing rdma_user_mmap_entry_put() in the error path to fix it.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux155055771704f8cbb5c176a4309b7dc30a50450c < 8372207b009d6abdd60bb05624640bd86386599faffected
LinuxLinux155055771704f8cbb5c176a4309b7dc30a50450c < 410f0f46ffca4d0102470c1e0c747ecfece4204caffected
LinuxLinux155055771704f8cbb5c176a4309b7dc30a50450c < ee84146c05ad2316b9a7222d0ec4413e0bf30eebaffected
LinuxLinux6.0affected
LinuxLinux0 < 6.0unaffected
LinuxLinux6.1.16 <= 6.1.*unaffected
LinuxLinux6.2.3 <= 6.2.*unaffected
LinuxLinux6.3 <= *unaffected

Weaknesses

References