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RDMA/irdma: Fix memory leak of PBLE objects

Type: advisorySources: OSV

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().

Products
Kernel
Affected versions
Not specified
Fixed versions
5.15.108, 6.1.25, 6.2.12
CVEs
CVE-2023-54055
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 11:25 UTC · Revision 1

Source evidence

RDMA/irdma: Fix memory leak of PBLE objects

core-osv · Original source

Published 24 Dec 2025, 12:23 UTC

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().

osv:CVE-2023-54055

Kernel

Fixed versions: 5.15.108, 6.1.25, 6.2.12

Complete source record
{
  "id": "4b6ab580ea5799562be899da884d5b244919413e1e6919a89c6fd5a6a1bf56c8",
  "url": "https://osv.dev/vulnerability/CVE-2023-54055",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "RDMA/irdma: Fix memory leak of PBLE objects",
    "summary": "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().",
    "evidence": "osv:CVE-2023-54055",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.108",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.25",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.2.12",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-54055",
      "aliases": [
        "CVE-2023-54055"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                {
                  "fixed": "810250c9c6616fe131099c0e51c61f2110ed07bf"
                },
                {
                  "fixed": "ee02fa4a71bdb95a444124e5c11eaa22f1f44738"
                },
                {
                  "fixed": "adf58bd4018fbcd990c62e840afd2f178eefad60"
                },
                {
                  "fixed": "b69a6979dbaa2453675fe9c71bdc2497fedb11f9"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54055.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.14.0"
                },
                {
                  "fixed": "5.15.108"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.25"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.2.12"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54055.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:34.561884342Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/810250c9c6616fe131099c0e51c61f2110ed07bf",
        "https://git.kernel.org/stable/c/adf58bd4018fbcd990c62e840afd2f178eefad60",
        "https://git.kernel.org/stable/c/b69a6979dbaa2453675fe9c71bdc2497fedb11f9",
        "https://git.kernel.org/stable/c/ee02fa4a71bdb95a444124e5c11eaa22f1f44738",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54055.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-54055",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54055.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-54055",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 502019,
  "published_at": "2025-12-24T12:23:03.872+00:00"
}