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CVE-2026-64382

🗓️ 25 Jul 2026 08:50:31Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Linux kernel SMB client fix for double free in SMB2_open replay by resetting response bookkeeping.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Cvelist
CVE-2026-64382 smb: client: fix double-free in SMB2_open() replay
25 Jul 202608:50
cvelist
EUVD
EUVD-2026-48926
25 Jul 202608:50
euvd
NVD
CVE-2026-64382
25 Jul 202610:17
nvd
Positive Technologies
PT-2026-64603
25 Jul 202600:00
ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.6.326.6.145
OR
linuxlinux_kernelRange6.86.6.145
linuxlinux_kernelRange6.7.06.12.96
linuxlinux_kernelRange6.13.06.18.39
linuxlinux_kernelRange6.19.07.1.4
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": [
      "fs/smb/client/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "433042a91f9373241307725b52de573933ffedbf",
        "lessThan": "02bc2896bdc3e29362d6e40d404006944a159c25",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
        "lessThan": "3196b5192f246df4272072f61a2f4a3e9967f55d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
        "lessThan": "14498ff5ce0f272ce0ef988721413e06b7038972",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
        "lessThan": "ff2d30927bc3bf3c629f0768d2068096e64ef5ce",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
        "lessThan": "b55e182f2324bc6a604c21a47aa6c448f719a532",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.6.32",
        "lessThan": "6.6.145",
        "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/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "6.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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