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FKIE_CVE-2026-72011

Vulnerability from fkie_nvd - Published: 2026-08-15 06:20 - Updated: 2026-08-17 06:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: s390/diag: Add missing array_index_nospec() call to memtop_get_page_count() 'level' is user space controlled and used to read from an array. Add the missing array_index_nospec() call to prevent speculative execution.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/83fe36f81200b7a85f8efe0a68a4e58be84d5f64
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b7577fe4c47a31ca7c99714c53244a44af03cdfe
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c6b4d454865a81ceea1422243aaaedc363b6f713
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "arch/s390/kernel/diag/diag310.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "c6b4d454865a81ceea1422243aaaedc363b6f713",
              "status": "affected",
              "version": "0d30871739ab433e114b0058f08b6b1c7b816f7e",
              "versionType": "git"
            },
            {
              "lessThan": "83fe36f81200b7a85f8efe0a68a4e58be84d5f64",
              "status": "affected",
              "version": "0d30871739ab433e114b0058f08b6b1c7b816f7e",
              "versionType": "git"
            },
            {
              "lessThan": "b7577fe4c47a31ca7c99714c53244a44af03cdfe",
              "status": "affected",
              "version": "0d30871739ab433e114b0058f08b6b1c7b816f7e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "arch/s390/kernel/diag/diag310.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.14"
            },
            {
              "lessThan": "6.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/diag: Add missing array_index_nospec() call to memtop_get_page_count()\n\n\u0027level\u0027 is user space controlled and used to read from an array. Add the\nmissing array_index_nospec() call to prevent speculative execution."
    }
  ],
  "id": "CVE-2026-72011",
  "lastModified": "2026-08-17T06:17:58.557",
  "metrics": {},
  "published": "2026-08-15T06:20:59.800",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/83fe36f81200b7a85f8efe0a68a4e58be84d5f64"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b7577fe4c47a31ca7c99714c53244a44af03cdfe"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c6b4d454865a81ceea1422243aaaedc363b6f713"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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