Bug 2392306 (CVE-2025-9784) - CVE-2025-9784 undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability
Summary: CVE-2025-9784 undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability
Keywords:
Status: NEW
Alias: CVE-2025-9784
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2392309 2392308
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-09-01 06:34 UTC by OSIDB Bzimport
Modified: 2025-10-17 02:02 UTC (History)
46 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-09-01 06:34:39 UTC 
HTTP/2 (including DNS over HTTPS) contains a design flaw and is vulnerable to "MadeYouReset" DoS attack through HTTP/2 control frames
Note You need to log in before you can comment on or make changes to this bug.