Bug 2544778 (CVE-2026-56449)

Summary: CVE-2026-56449 httpd: httpd: Denial of Service via crafted HTTP response bodies in mod_proxy_html
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: csutherl, jclere, pjindal, plodge, rhel-process-autobot, szappis, vchlup, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in the mod_proxy_html module of Apache HTTP Server. An attacker who controls or manipulates HTTP response bodies processed by the proxy can trigger an out-of-bounds memory write. This issue can cause the server process to crash, resulting in a Denial of Service (DoS).
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2545032    
Bug Blocks:    

Description OSIDB Bzimport 2026-10-01 22:27:10 UTC
Out-of-bounds Write vulnerability in Apache HTTP Server's mod_proxy_html with crafted HTTP response bodies.



This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.