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alsa-2026:18143
Vulnerability from osv_almalinux
Published
2026-05-19 00:00
Modified
2026-05-26 12:29
Summary
Moderate: p11-kit security update
Details

The p11-kit packages provide a mechanism to manage PKCS#11 modules. The p11-kit-trust subpackage includes a PKCS#11 trust module that provides certificate anchors and black lists based on configuration files.

Security Fix(es):

  • p11-kit: p11-kit: NULL dereference via C_DeriveKey with specific NULL parameters (CVE-2026-2100)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:10",
        "name": "p11-kit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.26.2-1.el10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:10",
        "name": "p11-kit-client"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.26.2-1.el10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:10",
        "name": "p11-kit-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.26.2-1.el10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:10",
        "name": "p11-kit-server"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.26.2-1.el10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:10",
        "name": "p11-kit-trust"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.26.2-1.el10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The p11-kit packages provide a mechanism to manage PKCS#11 modules. The p11-kit-trust subpackage includes a PKCS#11 trust module that provides certificate anchors and black lists based on configuration files.  \n\nSecurity Fix(es):  \n\n  * p11-kit: p11-kit: NULL dereference via C_DeriveKey with specific NULL parameters (CVE-2026-2100)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.  \n\nAdditional Changes:  \n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.\n",
  "id": "ALSA-2026:18143",
  "modified": "2026-05-26T12:29:08Z",
  "published": "2026-05-19T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:18143"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-2100"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2437308"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/10/ALSA-2026-18143.html"
    }
  ],
  "related": [
    "CVE-2026-2100"
  ],
  "summary": "Moderate: p11-kit security update"
}



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