CVE-2026-31391 (GCVE-0-2026-31391)
Vulnerability from cvelistv5
Published
2026-04-03 15:15
Modified
2026-04-18 08:59
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - Fix OOM ->tfm_count leak If memory allocation fails, decrement ->tfm_count to avoid blocking future reads.
References
Impacted products
Vendor Product Version
Linux Linux Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
Version: da001fb651b00e1deeaf24767dd691ae8152a4f5
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{
  "containers": {
    "cna": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/crypto/atmel-sha204a.c"
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "5.3"
            },
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              "status": "unaffected",
              "version": "0",
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              "status": "unaffected",
              "version": "5.10.253",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.1.167",
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            },
            {
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              "status": "unaffected",
              "version": "6.6.130",
              "versionType": "semver"
            },
            {
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              "status": "unaffected",
              "version": "6.12.78",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.20",
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            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.253",
                  "versionStartIncluding": "5.3",
                  "vulnerable": true
                },
                {
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              ],
              "negate": false,
              "operator": "OR"
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          ]
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-18T08:59:14.908Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/c2d0c45dbb9eb272385ae919b17eef5a5318d3f8"
        },
        {
          "url": "https://git.kernel.org/stable/c/66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9"
        },
        {
          "url": "https://git.kernel.org/stable/c/2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1"
        },
        {
          "url": "https://git.kernel.org/stable/c/1ab70c260cf16f931a728b2cb63fff5f38c814d8"
        },
        {
          "url": "https://git.kernel.org/stable/c/6f502049a96b368ea6646c49d9520d6f69a101fa"
        },
        {
          "url": "https://git.kernel.org/stable/c/fd262dc6d758232511127372eba866b7600739ba"
        },
        {
          "url": "https://git.kernel.org/stable/c/d240b079a37e90af03fd7dfec94930eb6c83936e"
        }
      ],
      "title": "crypto: atmel-sha204a - Fix OOM -\u003etfm_count leak",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-31391",
    "datePublished": "2026-04-03T15:15:56.789Z",
    "dateReserved": "2026-03-09T15:48:24.085Z",
    "dateUpdated": "2026-04-18T08:59:14.908Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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