{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1edae2335adfa7006853e8b427f0c7c3f46b51dd"
            },
            {
              "fixed": "598daa5f95883f881a54967da40ce0fdfc1fdaa8"
            },
            {
              "fixed": "79a3257280a335bbebbcd10d3895e8468bdcd6ae"
            },
            {
              "fixed": "c45c997d0c27359b502587897f775c5a277f0bd4"
            },
            {
              "fixed": "288721013605b4e0304e10f6a087b77f71cfad11"
            },
            {
              "fixed": "60eab87d0a798070bf5a856b1d9e5785ce92da53"
            },
            {
              "fixed": "99d8dc51663747078c031acac32edc6d90c8f1f7"
            },
            {
              "fixed": "1f13989a0704bd98cab09f9bee63e2c8a98ad4dd"
            },
            {
              "fixed": "0bf6bb567f0edaa771e7dd208ef98da50e6a4485"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.10.0"
            },
            {
              "fixed": "5.10.271"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.222"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.189"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.158"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.112"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.55"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98498.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Fix rev_entry reference leak in mlx5_tc_ct_shared_counter_get()\n\nWhen the reverse entry is found but its counter is already being\nreleased, refcount_inc_not_zero() fails and the reference taken by\nmlx5_tc_ct_entry_get() is never dropped before falling through to\ncreate_counter.  Drop it so the reverse entry is not kept alive forever\nby a shared counter lookup that did not use it.",
  "id": "CVE-2026-98498",
  "modified": "2026-10-20T02:30:50.292397352Z",
  "published": "2026-10-18T15:16:30.116Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0bf6bb567f0edaa771e7dd208ef98da50e6a4485"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1f13989a0704bd98cab09f9bee63e2c8a98ad4dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/288721013605b4e0304e10f6a087b77f71cfad11"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/598daa5f95883f881a54967da40ce0fdfc1fdaa8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/60eab87d0a798070bf5a856b1d9e5785ce92da53"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/79a3257280a335bbebbcd10d3895e8468bdcd6ae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/99d8dc51663747078c031acac32edc6d90c8f1f7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c45c997d0c27359b502587897f775c5a277f0bd4"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98498.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98498"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "net/mlx5: Fix rev_entry reference leak in mlx5_tc_ct_shared_counter_get()"
}