usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable()

{
  "id": "1593898d5681c160e1c957e7ad17cbf8baa5117f73e952b4df863ce7991e72e6",
  "url": "https://osv.dev/vulnerability/CVE-2024-26749",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable() ... cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request); list_del_init(&priv_req->list); ... 'priv_req' actually free at cdns3_gadget_ep_free_request(). But list_del_init() use priv_req->list after it. [ 1542.642868][ T534] BUG: KFENCE: use-after-free read in __list_del_entry_valid+0x10/0xd4 [ 1542.642868][ T534] [ 1542.653162][ T534] Use-after-free read at 0x000000009ed0ba99 (in kfence-#3): [ 1542.660311][ T534] __list_del_entry_valid+0x10/0xd4 [ 1542.665375][ T534] cdns3_gadget_ep_disable+0x1f8/0x388 [cdns3] [ 1542.671571][ T534] usb_ep_disable+0x44/0xe4 [ 1542.675948][ T534] ffs_func_eps_disable+0x64/0xc8 [ 1542.680839][ T534] ffs_func_set_alt+0x74/0x368 [ 1542.685478][ T534] ffs_func_disable+0x18/0x28 Move list_del_init() before cdns3_gadget_ep_free_request() to resolve this problem.",
    "evidence": "osv:CVE-2024-26749",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.4.270",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.211",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.150",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.80",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.19",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.7.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-26749",
      "aliases": [
        "CVE-2024-26749"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7733f6c32e36ff9d7adadf40001039bf219b1cbe"
                },
                {
                  "fixed": "cfa9abb5570c489dabf6f7fb3a066cc576fc8824"
                },
                {
                  "fixed": "b40328eea93c75a5645891408010141a0159f643"
                },
                {
                  "fixed": "4e5c73b15d95452c1ba9c771dd013a3fbe052ff3"
                },
                {
                  "fixed": "2134e9906e17b1e5284300fab547869ebacfd7d9"
                },
                {
                  "fixed": "29e42e1578a10c611b3f1a38f3229b2d664b5d16"
                },
                {
                  "fixed": "9a07244f614bc417de527b799da779dcae780b5d"
                },
                {
                  "fixed": "cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26749.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.4.0"
                },
                {
                  "fixed": "5.4.270"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.211"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.150"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.80"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.19"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.7.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26749.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.342740635Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9",
        "https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16",
        "https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3",
        "https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d",
        "https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643",
        "https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6",
        "https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824",
        "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26749.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-26749",
        "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/2024/26xxx/CVE-2024-26749.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-26749",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517262,
  "published_at": "2024-04-03T17:00:35.762+00:00"
}