CVE-2023-54055

RDMA/irdma: Fix memory leak of PBLE objects

N/A
Published: December 24, 2025 at 12:23 PM UTC
Updated: June 17, 2026 at 06:46 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

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().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.14 ≤ v < 5.15.1085.14 ≤ v < 6.1.255.14 ≤ v < 6.2.125.14 ≤ v < 6.344d9e52977a1b90b0db1c7f8b197c218e92265205.14
Vendor states this is fixed in 810250c9c6616fe131099c0e51c61f2110ed07bf (fixed)
Vendor states this is fixed in adf58bd4018fbcd990c62e840afd2f178eefad60 (fixed)
Vendor states this is fixed in b69a6979dbaa2453675fe9c71bdc2497fedb11f9 (fixed)
Vendor states this is fixed in ee02fa4a71bdb95a444124e5c11eaa22f1f44738 (fixed)
Vendor states this is fixed in 5.14 (unaffected)
Vendor states this is fixed in 5.15.108 (unaffected)
Vendor states this is fixed in 6.1.25 (unaffected)
Vendor states this is fixed in 6.2.12 (unaffected)
Vendor states this is fixed in 6.3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

Quick Info

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