{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9b03f38d0487f3908696242286d934c9b38f9d2a"
            },
            {
              "fixed": "2028405ea6987b4448784e439413202cfe19f43f"
            },
            {
              "fixed": "168145c87444619e3e649322bbe7719ecd00d411"
            },
            {
              "fixed": "dcfcd95b3ae7683e8ae55c92284b3430ce614bc7"
            },
            {
              "fixed": "9ca8c7452493d915f9bbf2f39331e6c583d07a23"
            },
            {
              "fixed": "3265ad619987cb551edaf797ed056d80ac450225"
            },
            {
              "fixed": "3db5647984de03d9cae0dcddb509b058351f0ee4"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.28"
            },
            {
              "fixed": "6.1.168"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.131"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.80"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.21"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31496.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_conntrack_expect: skip expectations in other netns via proc\n\nSkip expectations that do not reside in this netns.\n\nSimilar to e77e6ff502ea (\"netfilter: conntrack: do not dump other netns's\nconntrack entries via proc\").",
  "id": "CVE-2026-31496",
  "modified": "2026-07-16T03:31:18.099635812Z",
  "published": "2026-04-22T13:54:18.287Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-019113.html"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/168145c87444619e3e649322bbe7719ecd00d411"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2028405ea6987b4448784e439413202cfe19f43f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3265ad619987cb551edaf797ed056d80ac450225"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3db5647984de03d9cae0dcddb509b058351f0ee4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9ca8c7452493d915f9bbf2f39331e6c583d07a23"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dcfcd95b3ae7683e8ae55c92284b3430ce614bc7"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31496.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31496"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "netfilter: nf_conntrack_expect: skip expectations in other netns via proc"
}