Apache HTTP Server: http2: double free and possible RCE on early reset
Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-23918US | — | Exploit | ||
Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol.
This issue affects Apache HTTP Server: 2.4.66.
Users are recommended to upgrade to vers… | ||||
02
references
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2026/05/04/19ADVISORY
- https://access.redhat.com/errata/RHSA-2026:13938WEB
- https://access.redhat.com/security/cve/CVE-2026-23918WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=2465304WEB
- https://httpd.apache.org/security/vulnerabilities_24.htmlADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2026-23918WEB
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23918.jsonWEB
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