GHSA-X282-Q22W-C9HM高危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-08-21 02:30

发布时间

2026-08-20 14:32

GitHub 审查时间

—

NVD 发布时间

2026-08-20 13:16

源文件

advisories/unreviewed/2026/08/GHSA-x282-q22w-c9hm/GHSA-x282-q22w-c9hm.json

公告说明

In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content.

受影响的软件包

该公告没有提供结构化的受影响软件包信息。

参考链接

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-76956

标识信息

别名 / CVE

CVE-2026-76956

CWE

CWE-394

软件生态

无

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

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

原始 OSV JSON

{
  "id": "GHSA-x282-q22w-c9hm",
  "aliases": [
    "CVE-2026-76956"
  ],
  "details": "In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content.",
  "affected": [],
  "modified": "2026-08-20T18:30:48Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "published": "2026-08-20T06:32:26Z",
  "references": [
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76956",
      "type": "ADVISORY"
    },
    {
      "url": "https://github.com/libexpat/libexpat/pull/1326",
      "type": "WEB"
    },
    {
      "url": "https://github.com/libexpat/libexpat/pull/1329",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-394"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "nvd_published_at": "2026-08-20T05:16:29Z",
    "github_reviewed_at": null
  }
}