CVE-2026-44631

Apache HTTP Server: Heap Underflow in `ap_regname` via Signed Char Overflow

CVSS 9.8 CRITICALEPSS 0.5%CWE-124

Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

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

Produtos afetados

Apache Software Foundation · Apache HTTP Server

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Referências

https://httpd.apache.org/security/vulnerabilities_24.html http://www.openwall.com/lists/oss-security/2026/06/08/14