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CVE-2026-72315 smb: client: fix busy dentry warning on unmount after DIO

🗓️ 15 Aug 2026 05:55:29Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

SMB client in Linux kernel triggers busy dentry warning during unmount due to delayed DIO reference release.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.12
8 May 202609:09
–astralinux
cve
CVE
CVE-2026-72315
15 Aug 202605:55
–cve
debiancve
Debian CVE
CVE-2026-72315
15 Aug 202605:55
–debiancve
euvd
EUVD
EUVD-2026-59214
15 Aug 202605:55
–euvd
mscve
Microsoft CVE
smb: client: fix busy dentry warning on unmount after DIO
23 Aug 202622:00
–mscve
nvd
NVD
CVE-2026-72315
15 Aug 202606:22
–nvd
osv-azl
osv-azl
AZL-96039 CVE-2026-72315 affecting package kernel 6.6.157.1-1
15 Aug 202606:22
–osv-azl
osv-bell
osv-bell
BELL-CVE-2026-72315
18 Aug 202606:06
–osv-bell
osv-debian
osv-debian
DEBIAN-CVE-2026-72315
15 Aug 202606:22
–osv-debian
osv-ubuntu
osv-ubuntu
UBUNTU-CVE-2026-72315
15 Aug 202606:22
–osv-ubuntu
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/cifs_fs_sb.h",
      "fs/smb/client/cifsfs.c",
      "fs/smb/client/connect.c",
      "fs/smb/client/file.c"
    ],
    "versions": [
      {
        "version": "0e4b8faaaebe3137bec5723ef2b3cb0437fb38fd",
        "lessThan": "f7748b551010c021d92f0125e37f32ac0c376d8a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f655467a9973f964b267871e5fef533ad5014494",
        "lessThan": "9fc87899276af941ecf3045798887db7deb85605",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "340cea84f691c5206561bb2e0147158fe02070be",
        "lessThan": "f0eac9c3c3711f24efc2aaf12b8ec3e54a38c214",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "340cea84f691c5206561bb2e0147158fe02070be",
        "lessThan": "75f5c412fa867efa0bf9b646bffe0d912109e84a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "708c276f516d27beaded7f372ac8111cee43926c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0629a1a187e424373364d681b42b101894bdb548",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "30afc6ea72cc6cf7c8d579e79b64232801c38d08",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.12.78",
        "lessThan": "6.12.112",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.20",
        "lessThan": "6.18.54",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.167",
        "lessThan": "6.2",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThan": "6.7",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.19.10",
        "lessThan": "6.20",
        "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/cifs_fs_sb.h",
      "fs/smb/client/cifsfs.c",
      "fs/smb/client/connect.c",
      "fs/smb/client/file.c"
    ],
    "versions": [
      {
        "version": "7.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.54",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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03 Oct 2026 10:55Current
CVSS 3.17.8
EPSS0.00175
34