Bug 2351884

Summary:	CVE-2025-22870 caddy: HTTP Proxy bypass using IPv6 Zone IDs in golang.org/x/net [epel-9]
Product:	[Fedora] Fedora EPEL	Reporter:	Michal Findra <mfindra>
Component:	caddy	Assignee:	Carl George 🤠 <carl>
Status:	CLOSED NOTABUG	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	epel9	CC:	carl, go-sig, ngompa13
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["6e6dded7-bff0-4e99-b3ab-a4e7ac96ead4"]}
Fixed In Version:		Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2025-04-19 03:18:19 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	2351766

Description Michal Findra 2025-03-13 11:56:43 UTC

More information about this security flaw is available in the following bug:

https://bugzilla.redhat.com/show_bug.cgi?id=2351766

Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Carl George 🤠 2025-04-19 03:18:19 UTC

Caddy bundles golang.org/x/net, but because of the way go bundling works it doesn't include the affected code in golang.org/x/net/http/httpproxy or golang.org/x/net/proxy.