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CVE-2026-45972

🗓️ 27 May 2026 12:18:31Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Linux kernel SMB2 client fix for UAF and double free in open_file by zeroing error fields before retry.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
CNNVD
Linux kernel 安全漏洞
27 May 202600:00
cnnvd
Cvelist
CVE-2026-45972 smb: client: fix potential UAF and double free in smb2_open_file()
27 May 202612:18
cvelist
Debian CVE
CVE-2026-45972
27 May 202612:18
debiancve
EUVD
EUVD-2026-32256
27 May 202615:33
euvd
NVD
CVE-2026-45972
27 May 202614:17
nvd
OSV
BELL-CVE-2026-45972
28 May 202606:10
osv
OSV
DEBIAN-CVE-2026-45972
27 May 202614:17
osv
Positive Technologies
PT-2026-43839
27 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-45972
27 May 202622:47
redhatcve
SUSE CVE
SUSE CVE-2026-45972
28 May 202603:55
susecve
Rows per page
Vulners
CNA
Node
linuxlinux_kernelRange6.1.1636.1.165
OR
linuxlinux_kernelRange6.6.1246.6.128
OR
linuxlinux_kernelRange6.12.706.12.75
OR
linuxlinux_kernelRange6.18.106.18.14
OR
linuxlinux_kernelRange6.196.1.165
OR
linuxlinux_kernelRange6.2.06.6.128
OR
linuxlinux_kernelRange6.7.06.12.75
OR
linuxlinux_kernelRange6.13.06.18.14
OR
linuxlinux_kernelRange6.19.06.19.4
OR
linuxlinux_kernelRange6.20.07.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2file.c"
    ],
    "versions": [
      {
        "version": "743f70406264348c0830f38409eb6c40a42fb2db",
        "lessThan": "96e53bb3ee2f354cf6b4ab07bcc56e500f8b3f74",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a6d6b332f92990958602c1e35ce0173e2dd62e9",
        "lessThan": "7425453ea16dbc3bbb0f6cac4d60b537e5e4d151",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b64e3b5d8d759dd4333992e4ba4dadf9359952c8",
        "lessThan": "4d339b219004869e96c4ce56b8891f83a38da4c0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9ee608a64e37cea5b4b13e436c559dd0fb2ad1b5",
        "lessThan": "e66dcf7bb9c4df5582c82bc3582725abcbfbea73",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e3a43633023e3cacaca60d4b8972d084a2b06236",
        "lessThan": "639deb962986ef2f5e2a6d5a600c66f922471e81",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e3a43633023e3cacaca60d4b8972d084a2b06236",
        "lessThan": "ebbbc4bfad4cb355d17c671223d0814ee3ef4eda",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.1.163",
        "lessThan": "6.1.165",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.124",
        "lessThan": "6.6.128",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.70",
        "lessThan": "6.12.75",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.10",
        "lessThan": "6.18.14",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2file.c"
    ],
    "versions": [
      {
        "version": "6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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30 May 2026 11:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.19.8
EPSS0.00072
9