{
  "document": {
    "aggregate_severity": {
      "text": "High"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/ubuntu20.04els/vex/2025/cve-2025-32463-els_os-ubuntu20_04els.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-06-13T14:39:56Z",
      "generator": {
        "date": "2026-06-13T14:39:56Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2025-32463-ELS_OS-UBUNTU20.04ELS",
      "initial_release_date": "2025-06-30T21:15:00Z",
      "revision_history": [
        {
          "date": "2025-06-30T21:15:00Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2025-11-29T12:29:51Z",
          "number": "2",
          "summary": "Official Publication"
        },
        {
          "date": "2025-12-23T22:15:38Z",
          "number": "3",
          "summary": "Update document"
        },
        {
          "date": "2026-06-13T14:39:56Z",
          "number": "4",
          "summary": "Update document"
        }
      ],
      "status": "final",
      "version": "4"
    },
    "title": "Security update on CVE-2025-32463"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Ubuntu 20.04",
                "product": {
                  "name": "Ubuntu 20.04",
                  "product_id": "Ubuntu-20",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Ubuntu"
          }
        ],
        "category": "vendor",
        "name": "Canonical Ltd."
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                "product": {
                  "name": "sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                  "product_id": "sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                  "product_identification_helper": {
                    "purl": "pkg:deb/tuxcare/sudo@1.8.31-1ubuntu1.5%2Btuxcare.els1?arch=amd64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                "product": {
                  "name": "sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                  "product_id": "sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
                  "product_identification_helper": {
                    "purl": "pkg:deb/tuxcare/sudo-ldap@1.8.31-1ubuntu1.5%2Btuxcare.els1?arch=amd64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "amd64"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64 as a component of Ubuntu 20.04",
          "product_id": "Ubuntu-20:sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64"
        },
        "product_reference": "sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
        "relates_to_product_reference": "Ubuntu-20"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64 as a component of Ubuntu 20.04",
          "product_id": "Ubuntu-20:sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64"
        },
        "product_reference": "sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
        "relates_to_product_reference": "Ubuntu-20"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-32463",
      "cwe": {
        "id": "CWE-829",
        "name": "Inclusion of Functionality from Untrusted Control Sphere"
      },
      "notes": [
        {
          "category": "description",
          "text": "Sudo before 1.9.17p1 allows local users to obtain root access because /etc/nsswitch.conf from a user-controlled directory is used with the --chroot option.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        },
        {
          "category": "other",
          "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.",
          "title": "Statement"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "Ubuntu-20:sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
          "Ubuntu-20:sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2025-32463"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/security/cve/cve-2025-32463",
          "url": "https://access.redhat.com/security/cve/cve-2025-32463"
        },
        {
          "category": "external",
          "summary": "https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463",
          "url": "https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463"
        },
        {
          "category": "external",
          "summary": "https://explore.alas.aws.amazon.com/CVE-2025-32463.html",
          "url": "https://explore.alas.aws.amazon.com/CVE-2025-32463.html"
        },
        {
          "category": "external",
          "summary": "https://security-tracker.debian.org/tracker/CVE-2025-32463",
          "url": "https://security-tracker.debian.org/tracker/CVE-2025-32463"
        },
        {
          "category": "external",
          "summary": "https://ubuntu.com/security/notices/USN-7604-1",
          "url": "https://ubuntu.com/security/notices/USN-7604-1"
        },
        {
          "category": "external",
          "summary": "https://www.openwall.com/lists/oss-security/2025/06/30/3",
          "url": "https://www.openwall.com/lists/oss-security/2025/06/30/3"
        },
        {
          "category": "external",
          "summary": "https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/",
          "url": "https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/"
        },
        {
          "category": "external",
          "summary": "https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot",
          "url": "https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot"
        },
        {
          "category": "external",
          "summary": "https://www.sudo.ws/releases/changelog/",
          "url": "https://www.sudo.ws/releases/changelog/"
        },
        {
          "category": "external",
          "summary": "https://www.sudo.ws/security/advisories/",
          "url": "https://www.sudo.ws/security/advisories/"
        },
        {
          "category": "external",
          "summary": "https://www.sudo.ws/security/advisories/chroot_bug/",
          "url": "https://www.sudo.ws/security/advisories/chroot_bug/"
        },
        {
          "category": "external",
          "summary": "https://www.suse.com/security/cve/CVE-2025-32463.html",
          "url": "https://www.suse.com/security/cve/CVE-2025-32463.html"
        },
        {
          "category": "external",
          "summary": "https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/",
          "url": "https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/"
        },
        {
          "category": "external",
          "summary": "https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability",
          "url": "https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability"
        },
        {
          "category": "external",
          "summary": "https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability",
          "url": "https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability"
        },
        {
          "category": "external",
          "summary": "https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/",
          "url": "https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/"
        },
        {
          "category": "external",
          "summary": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463",
          "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463"
        }
      ],
      "release_date": "2025-06-30T21:15:00Z",
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Ubuntu-20:sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
            "Ubuntu-20:sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
        {
          "category": "impact",
          "date": "2026-06-12T13:03:04.783977Z",
          "details": "Not affected: CVE-2025-32463 targets sudo’s -R/--chroot implementation introduced in 1.9.14 and fixed in 1.9.17p1; only versions 1.9.14–1.9.17 are vulnerable. The deployed sudo 1.8.31 predates 1.9.x, lacks the --chroot feature and associated code path, and therefore the vulnerability is not applicable.",
          "product_ids": [
            "Ubuntu-20:sudo-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64",
            "Ubuntu-20:sudo-ldap-0:1.8.31-1ubuntu1.5+tuxcare.els1.amd64"
          ]
        }
      ]
    }
  ]
}