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CVE-2026-104034 Sssd: sssd: denial of service via use-after-free in kcm ticket renewal

🗓️ 06 Oct 2026 00:12:17Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 14 Views

Use-after-free in SSSD KCM responder during TGT renewal causes DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-104034
6 Oct 202600:12
–cve
debiancve
Debian CVE
CVE-2026-104034
6 Oct 202600:12
–debiancve
euvd
EUVD
EUVD-2026-92891
6 Oct 202600:12
–euvd
nvd
NVD
CVE-2026-104034
6 Oct 202601:16
–nvd
osv
OSV
DEBIAN-CVE-2026-104034
6 Oct 202601:16
–osv
ptsecurity
Positive Technologies
PT-2026-106286
6 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-104034
6 Oct 202600:12
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-104034 Sssd: sssd: denial of service via use-after-free in kcm ticket renewal
6 Oct 202600:12
–vulnrichment
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "sssd",
    "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": "sssd",
    "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": "sssd",
    "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": "sssd",
    "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": "sssd",
    "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": "openshift/ose-rhel-coreos-8",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "openshift/ose-rhel-coreos-9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  }
]

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06 Oct 2026 00:12Current
CVSS 3.14.7
EPSS0.00089
SSVC
14