{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "baefdbdf6812e120c9fba9cfb101d3656f478026"
            },
            {
              "fixed": "f0022551745d72fc0e7bc8601234d690dee2178d"
            },
            {
              "fixed": "688b745401ab16e2e1a3b504863f0a45fd345638"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "6.18.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68355.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix exclusive map memory leak\n\nWhen excl_prog_hash is 0 and excl_prog_hash_size is non-zero, the map also\nneeds to be freed. Otherwise, the map memory will not be reclaimed, just\nlike the memory leak problem reported by syzbot [1].\n\nsyzbot reported:\nBUG: memory leak\n  backtrace (crc 7b9fb9b4):\n    map_create+0x322/0x11e0 kernel/bpf/syscall.c:1512\n    __sys_bpf+0x3556/0x3610 kernel/bpf/syscall.c:6131",
  "id": "CVE-2025-68355",
  "modified": "2026-04-01T23:09:13.001608343Z",
  "published": "2025-12-24T10:32:45.505Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/688b745401ab16e2e1a3b504863f0a45fd345638"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f0022551745d72fc0e7bc8601234d690dee2178d"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68355.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68355"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "bpf: Fix exclusive map memory leak"
}