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CVE-2026-64388

🗓️ 25 Jul 2026 08:50:36Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 41 Views

Linux kernel fix: chown and chgrp with POSIX extensions now map ownership on the server.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-64388
25 Jul 202608:50
attackerkb
cvelist
Cvelist
CVE-2026-64388 smb/client: fix chown/chgrp with SMB3 POSIX Extensions
25 Jul 202608:50
cvelist
debiancve
Debian CVE
CVE-2026-64388
25 Jul 202608:50
debiancve
euvd
EUVD
EUVD-2026-48932
25 Jul 202608:50
euvd
nvd
NVD
CVE-2026-64388
25 Jul 202610:17
nvd
osv
OSV
AZL-93753 CVE-2026-64388 affecting package kernel 6.6.150.1-1
25 Jul 202610:17
osv
osv
OSV
BELL-CVE-2026-64388
29 Jul 202606:05
osv
osv
OSV
DEBIAN-CVE-2026-64388
25 Jul 202610:17
osv
osv
OSV
OESA-2026-3316 kernel security update
13 Aug 202613:56
osv
osv
OSV
OESA-2026-3453 kernel security update
20 Aug 202609:59
osv
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.187.1.4
linuxlinux_kernelRange7.2.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/inode.c"
    ],
    "versions": [
      {
        "version": "b326614ea2159ea5c835d320f261d05d080cd201",
        "lessThan": "550cfb8a81181331d4d0f76ab75ee58a0bf41e3e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b326614ea2159ea5c835d320f261d05d080cd201",
        "lessThan": "760ef2c579c2609cf17fb1cd5392f64d42d43d33",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/inode.c"
    ],
    "versions": [
      {
        "version": "4.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 05:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.0012
41