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CVE-2026-64124 net: devmem: reject dma-buf bind with non-page-aligned size or SG length

🗓️ 19 Jul 2026 15:40:21Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

Kernel fix rejects dma-buf bind with non page-aligned size or sg length to prevent bounds errors.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/core/devmem.c"
    ],
    "versions": [
      {
        "version": "bd61848900bff597764238f3a8ec67c815cd316e",
        "lessThan": "134c517dfa63203287b2aad6558017f42435a02e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bd61848900bff597764238f3a8ec67c815cd316e",
        "lessThan": "d5008e4e4ee6b739256b796702a7d1aae1b5c3b4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bd61848900bff597764238f3a8ec67c815cd316e",
        "lessThan": "4eb82ba543421e9e38cc14e4e82058b78850df50",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/core/devmem.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:39Current
CVSS 3.18.8
EPSS0.00127
40