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CVE-2026-63830

🗓️ 19 Jul 2026 12:02:23Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 24 Views

Preserve sg.copy across scatterlist transforms in sk_msg to avoid exposing writable data.

Related
Detection
Affected
Refs
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.205.10.261
linuxlinux_kernelRange5.11.05.15.212
linuxlinux_kernelRange5.16.06.1.177
linuxlinux_kernelRange6.2.06.6.144
linuxlinux_kernelRange6.7.06.12.95
linuxlinux_kernelRange6.13.06.18.38
linuxlinux_kernelRange6.19.07.1.3
linuxlinux_kernelRange7.2.07.2-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/skmsg.h",
      "net/core/filter.c",
      "net/core/skmsg.c",
      "net/tls/tls_sw.c"
    ],
    "versions": [
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "f126eed589eec6f201405abbc398844042ef6d57",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "31a110642b5fb5e61940cbcfb503445ac4f28017",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "9bb86d8184b37503816150c4a6ad3c17dfdbe827",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "0eb4c16c4adb262763bda870a8ed38a1a9dec7ec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "d22cc92bc41290e5783a72375e0843d9435f6001",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "1acdd14c0990dd1cd4b6534f00366d2e6dfce05f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "21ed9540a8e1906dfcbc1bb82ba9b4de4fa4bd6d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3b18ad31f93d0b6bae105c679018a1ba7daa9ca",
        "lessThan": "406e8a651a7b854c41fecd5117bb282b3a6c2c6b",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/skmsg.h",
      "net/core/filter.c",
      "net/core/skmsg.c",
      "net/tls/tls_sw.c"
    ],
    "versions": [
      {
        "version": "4.20",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.20",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.177",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.144",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.95",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.38",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.3",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:36Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.19.4
EPSS0.00352
24