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CVE-2026-64047 net: tls: fix off-by-one in sg_chain entry count for wrapped sk_msg ring

🗓️ 19 Jul 2026 15:39:31Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

CVE-2026-64047 Linux kernel fixes off-by-one in sg_chain entry count for wrapped sk_msg ring.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/tls/tls_sw.c"
    ],
    "versions": [
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "73963a375885d5ccb7def39fd0b4f542e0f343dd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "47110c3a9ac247b688657337f5981efcfcb240dc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "84158c2997159df4a0d70cd9c46774512d32a522",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "131ef12057d92b77b636321b7849c69222405a97",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "66339b71f105e6f83e0da3b9583d95077534fe1d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "eca989eab4b2599dcb02f72140a7c08f08838520",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "2fb0dc7e0099686c4e9d2732745d8a31b18c3628",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9aaaa56845a06aeabdd597cbe19492dc01f281ec",
        "lessThan": "285943c6e7ca309bbea84b253745154241d9788a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d529d6c9f7e3aaeac13c4948f79799ccb825f29d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.4.14",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/tls/tls_sw.c"
    ],
    "versions": [
      {
        "version": "5.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.142",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.92",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "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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