{
"id": "GHSA-pfmv-2r4f-j9mj",
"aliases": [
"CVE-2021-45960"
],
"details": "In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).",
"affected": [],
"modified": "2025-05-05T18:30:48Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"published": "2022-02-10T00:01:20Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45960",
"type": "ADVISORY"
},
{
"url": "https://github.com/libexpat/libexpat/issues/531",
"type": "WEB"
},
{
"url": "https://github.com/libexpat/libexpat/pull/534",
"type": "WEB"
},
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1217609",
"type": "WEB"
},
{
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf",
"type": "WEB"
},
{
"url": "https://security.gentoo.org/glsa/202209-24",
"type": "WEB"
},
{
"url": "https://security.netapp.com/advisory/ntap-20220121-0004",
"type": "WEB"
},
{
"url": "https://www.debian.org/security/2022/dsa-5073",
"type": "WEB"
},
{
"url": "https://www.tenable.com/security/tns-2022-05",
"type": "WEB"
},
{
"url": "http://www.openwall.com/lists/oss-security/2022/01/17/3",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-400",
"CWE-682"
],
"severity": "HIGH",
"github_reviewed": false,
"nvd_published_at": "2022-01-01T19:15:00Z",
"github_reviewed_at": null
}
}