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CVE-2026-2100 P11-kit: null dereference via c_derivekey with specific null parameters

🗓️ 26 Mar 2026 20:01:46Reported by redhatType 
cvelist
 cvelist🔗 www.cve.org👁 32 Views

A flaw in p11 kit allows remote invocation of the C Derive Key function on a remote token with NULL parameters, causing a NULL dereference and possible denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple Base OS issues
18 Jun 202619:59
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple Operator package issues
18 Jun 202620:00
–ibm
ATTACKERKB		CVE-2026-2100
26 Mar 202620:01
–attackerkb
AlpineLinux		CVE-2026-2100
26 Mar 202620:01
–alpinelinux
AlmaLinux		Moderate: p11-kit security update
19 May 202600:00
–almalinux
Circl		CVE-2026-2100
7 Feb 202600:01
–circl
CNNVD		P11-glue P11-kit 安全漏洞
26 Mar 202600:00
–cnnvd
CVE		CVE-2026-2100
26 Mar 202620:01
–cve
Debian CVE		CVE-2026-2100
26 Mar 202620:01
–debiancve
EUVD		EUVD-2026-16336
26 Mar 202621:31
–euvd
Rows per page
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "p11-kit",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:0.26.2-1.el10",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10.2"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "p11-kit",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:0.26.2-1.el9",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::appstream",
      "cpe:/o:redhat:enterprise_linux:9::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "p11-kit",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:0.26.2-1.el9",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::appstream",
      "cpe:/o:redhat:enterprise_linux:9::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Cost Management 4",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "costmanagement/costmanagement-metrics-rhel9-operator",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1780946239",
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        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:cost_management:4::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Hardened Images",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "p11-kit-main",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0.26.2-1.1.hum1",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:hummingbird:1"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Insights proxy 1.5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "insights-proxy/insights-proxy-container-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1780420428",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:insights_proxy:1.5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/cds-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1779798159",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/haproxy-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1779798164",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/installer-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1779798165",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/rhua-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1779798222",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "p11-kit",
    "defaultStatus": "unaffected",
    "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": "p11-kit",
    "defaultStatus": "unaffected",
    "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": "p11-kit",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhcos",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  }
]

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22 Jun 2026 19:31Current
CVSS 3.15.3
EPSS0.01129
CWE-824
p11 kit flawderive key functionremote token accessnull dereferencedenial of serviceInternational Business Machines kyberInternational Business Machines btc
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