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CVE-2024-34459 (GCVE-0-2024-34459)

Vulnerability from cvelistv5 – Published: 2024-05-13 00:00 – Updated: 2025-11-04 22:06
VLAI
Summary
An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.
SSVC
Exploitation: poc Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-22 17:18 UTC
CWE
  • n/a
  • CWE-122 - Heap-based Buffer Overflow
Impacted products
Vendor Product Version CPE status
xmlsoft xmllint Affected: 0 , < 2.11.8 (custom)
Affected: 2.12.0 , < 2.12.7 (custom)
    cpe:2.3:a:xmlsoft:xmllint:*:*:*:*:*:*:*:*
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Show details on NVD website

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    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/issues/720\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/\", \"name\": \"FEDORA-2024-08e01e9f2f\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/\", \"name\": \"FEDORA-2024-4862425658\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/\", \"name\": \"FEDORA-2024-9ffc6cc7bf\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2025/07/msg00014.html\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-11-04T22:06:16.644Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-34459\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-08-22T17:18:58.922791Z\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:xmlsoft:xmllint:*:*:*:*:*:*:*:*\"], \"vendor\": \"xmlsoft\", \"product\": \"xmllint\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"2.11.8\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"2.12.0\", \"lessThan\": \"2.12.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-122\", \"description\": \"CWE-122 Heap-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-08-22T17:19:33.458Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/issues/720\"}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7\"}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/\", \"name\": \"FEDORA-2024-08e01e9f2f\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/\", \"name\": \"FEDORA-2024-4862425658\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/\", \"name\": \"FEDORA-2024-9ffc6cc7bf\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2024-06-10T17:11:03.170Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-34459\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-04T22:06:16.644Z\", \"dateReserved\": \"2024-05-04T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2024-05-13T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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