Bug 2479905

Summary:	CVE-2026-42327 rust-openssl: rust-openssl: Arbitrary code execution via specially crafted certificate [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Keith Grant <kgrant>
Component:	rust-openssl	Assignee:	Rust SIG <rust-sig>
Status:	CLOSED CURRENTRELEASE	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	high	Docs Contact:
Priority:	high
Version:	rawhide	CC:	decathorpe, rust-sig
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["977bb75a-2c0b-47f4-b3b2-0bee412f2272"]}
Fixed In Version:		Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2026-05-19 17:56:11 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:	2477618

Description Keith Grant 2026-05-19 15:44:10 UTC

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 Fabio Valentini 2026-05-19 17:56:11 UTC

The fix for CVE-2026-42327 was included in openssl crate version 0.10.79, which is already in Fedora and applications have already been rebuilt with this version.