{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "6ae0a6286171154661b74f7f550f9441c6008424"
            },
            {
              "fixed": "0d3ea2ccddda442077fc44f11d873209c97ec50b"
            },
            {
              "fixed": "7fe7e6949964aa8ee6305f09db2dc9eede977bb3"
            },
            {
              "fixed": "e2fa322782a2d7d8078f7bb20817e0aa9f7c32e9"
            },
            {
              "fixed": "befe1ebe7fc2c65c80074bc34ceeb0a721ed3cd2"
            },
            {
              "fixed": "48930f6c59fd0056c2de46ce52bfe27d9c9e5eb6"
            },
            {
              "fixed": "a6cfb924ad74efce254e99c197d2e3863de70868"
            },
            {
              "fixed": "794a0d8bdbb39e083ed42caccb86d687a9b53570"
            },
            {
              "fixed": "aedd02af1f8b0bceb7f42f5a21c41634ca9ed390"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.11.0"
            },
            {
              "fixed": "5.10.261"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.212"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.178"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.145"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.97"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.40"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64553.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: psample: fix info leak in PSAMPLE_ATTR_DATA\n\npsample open codes nla_put() presumably to avoid wiping\nthe data with 0s just to override it with packet data.\nThis open coding is missing clearing the pad, however,\neach netlink attr is padded to 4B and data_len may\nnot be divisible by 4B.",
  "id": "CVE-2026-64553",
  "modified": "2026-07-29T03:30:29.459362317Z",
  "published": "2026-07-27T20:10:41.159Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0d3ea2ccddda442077fc44f11d873209c97ec50b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/48930f6c59fd0056c2de46ce52bfe27d9c9e5eb6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/794a0d8bdbb39e083ed42caccb86d687a9b53570"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7fe7e6949964aa8ee6305f09db2dc9eede977bb3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a6cfb924ad74efce254e99c197d2e3863de70868"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aedd02af1f8b0bceb7f42f5a21c41634ca9ed390"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/befe1ebe7fc2c65c80074bc34ceeb0a721ed3cd2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e2fa322782a2d7d8078f7bb20817e0aa9f7c32e9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64553.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64553"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "net: psample: fix info leak in PSAMPLE_ATTR_DATA"
}