CVE-2026-9698 漏洞深度分析

漏洞概述

CVE 编号: CVE-2026-9698
CVSS 评分: 9.8(CRITICAL)
CVSS 向量: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE 分类: CWE-787,CWE-120
漏洞状态: Modified
发布时间: 2026-06-09T08:16:29.190
最后更新: 2026-07-14T12:17:14.917

漏洞描述

DBI versions before 1.648 for Perl saved errors in a limited-sized buffer.

Error messages that were returned when RaiseError, PrintError or HandleError were set were written to a 200-byte buffer without a length limit.

Attackers that can influence the error text in an application can trigger a buffer overflow.

影响分析

此漏洞的具体影响取决于实际利用场景。"

修复建议

  1. 及时关注厂商发布的安全更新和补丁
  2. 升级受影响组件到最新版本
  3. 如无法立即升级,参考厂商提供的临时缓解措施
  4. 加强网络访问控制和监控

参考链接

  1. https://github.com/perl5-dbi/dbi/commit/bfe5d73c162d2d1f761a639a0aa33aad6a9eb54e.patch
  2. https://metacpan.org/release/HMBRAND/DBI-1.648/changes
  3. http://www.openwall.com/lists/oss-security/2026/06/09/9
  4. https://access.redhat.com/errata/RHSA-2026:38512
  5. https://access.redhat.com/errata/RHSA-2026:38513