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CVE-2026-97554 smb: client: avoid using uninitialized SIDs in cifs_posix_to_fattr()

🗓️ 25 Sep 2026 10:21:45Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Uninitialized SIDs in Linux kernel cifs_posix_to_fattr() leak stack contents.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-97554
25 Sep 202610:21
–cve
debiancve
Debian CVE
CVE-2026-97554
25 Sep 202610:21
–debiancve
euvd
EUVD
EUVD-2026-86862
25 Sep 202610:21
–euvd
nvd
NVD
CVE-2026-97554
25 Sep 202611:17
–nvd
osv
OSV
AZL-104337 CVE-2026-97554 affecting package kernel 6.6.157.1-1
25 Sep 202611:17
–osv
osv
OSV
DEBIAN-CVE-2026-97554
25 Sep 202611:17
–osv
osv
OSV
UBUNTU-CVE-2026-97554
25 Sep 202600:00
–osv
ubuntucve
UbuntuCve
CVE-2026-97554
25 Sep 202600:00
–ubuntucve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-97554
25 Sep 202600:00
–nessus
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/readdir.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "c9a8b60ce140a68d172452f418137fc7ddbae7db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "da6e25842431982d5a53cf00d925b98c690f4467",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0",
        "lessThan": "7.2.7",
        "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/readdir.c"
    ],
    "versions": [
      {
        "version": "7.2.7",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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