Vulnerability-Lookup

alsa-2024:1530

Vulnerability from osv_almalinux

Published

2024-03-26 00:00

Modified

2024-04-02 08:32

Summary

Moderate: expat security update

Details

Expat is a C library for parsing XML documents.

Security Fix(es):

expat: parsing large tokens can trigger a denial of service (CVE-2023-52425)
expat: XML Entity Expansion (CVE-2024-28757)

References

URL

Type

	https://access.redhat.com/errata/RHSA-2024:1530	ADVISORY
	https://access.redhat.com/security/cve/CVE-2023-52425	REPORT
	https://access.redhat.com/security/cve/CVE-2024-28757	REPORT
	https://bugzilla.redhat.com/2262877	REPORT
	https://bugzilla.redhat.com/2268766	REPORT
	https://errata.almalinux.org/9/ALSA-2024-1530.html	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "expat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.5.0-1.el9_3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "expat-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.5.0-1.el9_3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "Expat is a C library for parsing XML documents.\n\nSecurity Fix(es):\n\n* expat: parsing large tokens can trigger a denial of service (CVE-2023-52425)\n* expat: XML Entity Expansion (CVE-2024-28757)",
  "id": "ALSA-2024:1530",
  "modified": "2024-04-02T08:32:06Z",
  "published": "2024-03-26T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2024:1530"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2023-52425"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2024-28757"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2262877"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2268766"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/9/ALSA-2024-1530.html"
    }
  ],
  "related": [
    "CVE-2023-52425",
    "CVE-2024-28757"
  ],
  "summary": "Moderate: expat security update"
}

CVE-2024-28757 (GCVE-0-2024-28757)

Vulnerability from cvelistv5 – Published: 2024-03-10 00:00 – Updated: 2025-11-04 22:06

Summary

libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/libexpat/libexpat/pull/842
	https://github.com/libexpat/libexpat/issues/839
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://security.netapp.com/advisory/ntap-2024032…
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	http://www.openwall.com/lists/oss-security/2024/03/15/1	mailing-list

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-28757",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-03-11T13:15:18.395170Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-776",
                "description": "CWE-776 Improper Restriction of Recursive Entity References in DTDs (\u0027XML Entity Expansion\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-28T18:36:35.128Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T22:06:07.049Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/libexpat/libexpat/pull/842"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/libexpat/libexpat/issues/839"
          },
          {
            "name": "FEDORA-2024-4e6e660fae",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/"
          },
          {
            "name": "FEDORA-2024-40b98c9ced",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20240322-0001/"
          },
          {
            "name": "FEDORA-2024-afb73e6f62",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/"
          },
          {
            "name": "[oss-security] 20240315 Expat 2.6.2 released, includes security fixes",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2024/03/15/1"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-01T19:07:21.211Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/libexpat/libexpat/pull/842"
        },
        {
          "url": "https://github.com/libexpat/libexpat/issues/839"
        },
        {
          "name": "FEDORA-2024-4e6e660fae",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/"
        },
        {
          "name": "FEDORA-2024-40b98c9ced",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240322-0001/"
        },
        {
          "name": "FEDORA-2024-afb73e6f62",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/"
        },
        {
          "name": "[oss-security] 20240315 Expat 2.6.2 released, includes security fixes",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2024/03/15/1"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-28757",
    "datePublished": "2024-03-10T00:00:00.000Z",
    "dateReserved": "2024-03-10T00:00:00.000Z",
    "dateUpdated": "2025-11-04T22:06:07.049Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2023-52425 (GCVE-0-2023-52425)

Vulnerability from cvelistv5 – Published: 2024-02-04 00:00 – Updated: 2025-11-04 18:21

Summary

libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/libexpat/libexpat/pull/789
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.debian.org/debian-lts-announce/2024…	mailing-list
	http://www.openwall.com/lists/oss-security/2024/03/20/5	mailing-list
	https://security.netapp.com/advisory/ntap-2024061…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T18:21:45.774Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/libexpat/libexpat/pull/789"
          },
          {
            "name": "FEDORA-2024-fbe1f0c1aa",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/"
          },
          {
            "name": "FEDORA-2024-b8656bc059",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/"
          },
          {
            "name": "[debian-lts-announce] 20240409 [SECURITY] [DLA 3783-1] expat security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html"
          },
          {
            "name": "[oss-security] 20240320 Security fixes in Python 3.10.14, 3.9.19, and 3.8.19 (CVE-2023-6597 \u0026 CVE-2024-0450)",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2024/03/20/5"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20240614-0003/"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00036.html"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "libexpat",
            "vendor": "libexpat_project",
            "versions": [
              {
                "lessThanOrEqual": "2.5.0",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-52425",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-26T19:20:56.852251Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-400",
                "description": "CWE-400 Uncontrolled Resource Consumption",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-26T19:22:48.969Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-14T13:06:11.482Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/libexpat/libexpat/pull/789"
        },
        {
          "name": "FEDORA-2024-fbe1f0c1aa",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/"
        },
        {
          "name": "FEDORA-2024-b8656bc059",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/"
        },
        {
          "name": "[debian-lts-announce] 20240409 [SECURITY] [DLA 3783-1] expat security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html"
        },
        {
          "name": "[oss-security] 20240320 Security fixes in Python 3.10.14, 3.9.19, and 3.8.19 (CVE-2023-6597 \u0026 CVE-2024-0450)",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2024/03/20/5"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240614-0003/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-52425",
    "datePublished": "2024-02-04T00:00:00.000Z",
    "dateReserved": "2024-02-04T00:00:00.000Z",
    "dateUpdated": "2025-11-04T18:21:45.774Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

alsa-2024:1530

Vulnerability from osv_almalinux

CVE-2024-28757 (GCVE-0-2024-28757)

CVE-2023-52425 (GCVE-0-2023-52425)

Tags

Sightings

Nomenclature