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MediumFix available

EDAC/highbank: Fix memory leak in highbank_mc_probe()

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: EDAC/highbank: Fix memory leak in highbank_mc_probe() When devres_open_group() fails, it returns -ENOMEM without freeing memory allocated by edac_mc_alloc(). Call edac_mc_free() on the error handling path to avoid a memory leak. [ bp: Massage commit message. ]

Products
Kernel
Affected versions
Not specified
Fixed versions
4.14.305, 4.19.272, 5.10.166, 5.15.91, 5.4.231, 6.1.9
CVEs
CVE-2022-49757
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 20:59 UTC · Revision 1

Source evidence

EDAC/highbank: Fix memory leak in highbank_mc_probe()

core-osv · Original source

Published 27 Mar 2025, 16:43 UTC

In the Linux kernel, the following vulnerability has been resolved: EDAC/highbank: Fix memory leak in highbank_mc_probe() When devres_open_group() fails, it returns -ENOMEM without freeing memory allocated by edac_mc_alloc(). Call edac_mc_free() on the error handling path to avoid a memory leak. [ bp: Massage commit message. ]

osv:CVE-2022-49757

Kernel

Fixed versions: 4.14.305, 4.19.272, 5.4.231, 5.10.166, 5.15.91, 6.1.9

Complete source record
{
  "id": "606bd913335c69d18718c85e78fdea9587c3a4d71184ab22a1a22d0d1e5ad1d0",
  "url": "https://osv.dev/vulnerability/CVE-2022-49757",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "EDAC/highbank: Fix memory leak in highbank_mc_probe()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: EDAC/highbank: Fix memory leak in highbank_mc_probe() When devres_open_group() fails, it returns -ENOMEM without freeing memory allocated by edac_mc_alloc(). Call edac_mc_free() on the error handling path to avoid a memory leak. [ bp: Massage commit message. ]",
    "evidence": "osv:CVE-2022-49757",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.14.305",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "4.19.272",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.231",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.166",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.91",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.9",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-49757",
      "aliases": [
        "CVE-2022-49757"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "a1b01edb274518c7da6d69b84e7558c092282aad"
                },
                {
                  "fixed": "f1b3e23ed8df87d779ee86ac37f379e79a24169a"
                },
                {
                  "fixed": "0db40e23b56d217eebd385bebb64057ef764b2c7"
                },
                {
                  "fixed": "8d23f5d25264beb223ee79cdb530b88c237719fc"
                },
                {
                  "fixed": "329fbd260352a7b9a83781d8b8bd96f95844a51f"
                },
                {
                  "fixed": "caffa7fed1397d1395052272c93900176de86557"
                },
                {
                  "fixed": "b7863ef8a8f0fee96b4eb41211f4918c0e047253"
                },
                {
                  "fixed": "e7a293658c20a7945014570e1921bf7d25d68a36"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49757.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.6.0"
                },
                {
                  "fixed": "4.14.305"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.15.0"
                },
                {
                  "fixed": "4.19.272"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.20.0"
                },
                {
                  "fixed": "5.4.231"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.166"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.91"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.9"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49757.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.542160130Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/0db40e23b56d217eebd385bebb64057ef764b2c7",
        "https://git.kernel.org/stable/c/329fbd260352a7b9a83781d8b8bd96f95844a51f",
        "https://git.kernel.org/stable/c/8d23f5d25264beb223ee79cdb530b88c237719fc",
        "https://git.kernel.org/stable/c/b7863ef8a8f0fee96b4eb41211f4918c0e047253",
        "https://git.kernel.org/stable/c/caffa7fed1397d1395052272c93900176de86557",
        "https://git.kernel.org/stable/c/e7a293658c20a7945014570e1921bf7d25d68a36",
        "https://git.kernel.org/stable/c/f1b3e23ed8df87d779ee86ac37f379e79a24169a",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49757.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49757",
        "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/2022/49xxx/CVE-2022-49757.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-49757",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 506960,
  "published_at": "2025-03-27T16:43:04.787+00:00"
}