{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "da001fb651b00e1deeaf24767dd691ae8152a4f5"
            },
            {
              "fixed": "c2d0c45dbb9eb272385ae919b17eef5a5318d3f8"
            },
            {
              "fixed": "66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9"
            },
            {
              "fixed": "2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1"
            },
            {
              "fixed": "1ab70c260cf16f931a728b2cb63fff5f38c814d8"
            },
            {
              "fixed": "6f502049a96b368ea6646c49d9520d6f69a101fa"
            },
            {
              "fixed": "fd262dc6d758232511127372eba866b7600739ba"
            },
            {
              "fixed": "d240b079a37e90af03fd7dfec94930eb6c83936e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.3.0"
            },
            {
              "fixed": "5.10.253"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "6.1.167"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.130"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.78"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.20"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31391.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: atmel-sha204a - Fix OOM -\u003etfm_count leak\n\nIf memory allocation fails, decrement -\u003etfm_count to avoid blocking\nfuture reads.",
  "id": "CVE-2026-31391",
  "modified": "2026-07-16T03:30:59.700631900Z",
  "published": "2026-04-03T15:15:56.789Z",
  "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/1ab70c260cf16f931a728b2cb63fff5f38c814d8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6f502049a96b368ea6646c49d9520d6f69a101fa"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c2d0c45dbb9eb272385ae919b17eef5a5318d3f8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d240b079a37e90af03fd7dfec94930eb6c83936e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd262dc6d758232511127372eba866b7600739ba"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31391.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31391"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "crypto: atmel-sha204a - Fix OOM -\u003etfm_count leak"
}