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CVE-2026-12505 Cifs-utils: local privilege escalation via forged cifs.spnego key description in cifs.upcall

🗓️ 18 Jun 2026 03:34:22Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Cifs-utils upcall insecurely drops root privileges, enabling local attacker to load a NSS module.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-12505
18 Jun 202603:34
cve
EUVD
EUVD-2026-37834
18 Jun 202603:34
euvd
NVD
CVE-2026-12505
18 Jun 202604:16
nvd
Positive Technologies
PT-2026-50619
18 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2026-12505
18 Jun 202603:34
redhatcve
SUSE CVE
SUSE CVE-2026-12505
18 Jun 202601:59
susecve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "cifs-utils",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "cifs-utils",
    "defaultStatus": "unknown",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "cifs-utils",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "cifs-utils",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "cifs-utils",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhcos",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  }
]

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