CVE-2024-45491

2024-08-3000:00:00

mitre

github.com

libexpat integer overflow xmlparse

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

39.7%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

partial

JSON

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX).

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:libexpat:expat:*:*:*:*:*:*:*:*"
    ],
    "vendor": "libexpat",
    "product": "expat",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "2.6.3",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]