Riskcovery

CVE-2023-54055

RDMA/irdma: Fix memory leak of PBLE objects

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/irdma: Fix memory leak of PBLE objects

On rmmod of irdma, the PBLE object memory is not being freed. PBLE object memory are not statically pre-allocated at function initialization time unlike other HMC objects. PBLEs objects and the Segment Descriptors (SD) for it can be dynamically allocated during scale up and SD's remain allocated till function deinitialization.

Fix this leak by adding IRDMA_HMC_IW_PBLE to the iw_hmc_obj_types[] table and skip pbles in irdma_create_hmc_obj but not in irdma_del_hmc_objects().

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 44d9e52977a1b90b0db1c7f8b197c218e9226520 to before 810250c9c6616fe131099c0e51c61f2110ed07bfAffected
  • 44d9e52977a1b90b0db1c7f8b197c218e9226520 to before ee02fa4a71bdb95a444124e5c11eaa22f1f44738Affected
  • 44d9e52977a1b90b0db1c7f8b197c218e9226520 to before adf58bd4018fbcd990c62e840afd2f178eefad60Affected
  • 44d9e52977a1b90b0db1c7f8b197c218e9226520 to before b69a6979dbaa2453675fe9c71bdc2497fedb11f9Affected
LinuxLinux
  • 5.14Affected
  • before 5.14Not affected
  • 5.15.108 through 5.15.*Not affected
  • 6.1.25 through 6.1.*Not affected
  • 6.2.12 through 6.2.*Not affected
  • 6.3 and laterNot affected

References

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