Bug 2492090

Summary:	CVE-2026-42246 ruby: Net::IMAP: Information disclosure via man-in-the-middle attack bypassing TLS [fedora-all]
Product:	[Fedora] Fedora	Reporter:	TEJ RATHI <trathi>
Component:	ruby	Assignee:	Vít Ondruch <vondruch>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	high	Docs Contact:
Priority:	high
Version:	rawhide	CC:	jprokop, mtasaka, pvalena, ruby-packagers-sig, vondruch
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["2872f1e0-7201-4cc8-902f-3b4e0a51fb92"]}
Fixed In Version:	ruby-4.0.6-36.fc44	Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2026-07-18 00:27:19 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:	2468499

Description TEJ RATHI 2026-06-24 08:01:28 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 Fedora Update System 2026-07-09 12:53:04 UTC

FEDORA-2026-7b7c2b373e (ruby-3.4.10-31.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-7b7c2b373e

Comment 2 Fedora Update System 2026-07-10 01:44:14 UTC

FEDORA-2026-7b7c2b373e has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-7b7c2b373e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-7b7c2b373e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 3 Fedora Update System 2026-07-15 12:28:16 UTC

FEDORA-2026-7f499e0362 (ruby-4.0.6-36.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-7f499e0362

Comment 4 Fedora Update System 2026-07-15 12:31:29 UTC

FEDORA-2026-32d5a3d450 (ruby-4.0.6-36.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-32d5a3d450

Comment 5 Fedora Update System 2026-07-15 12:32:02 UTC

FEDORA-2026-7f499e0362 (ruby-4.0.6-36.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-07-16 02:18:39 UTC

FEDORA-2026-32d5a3d450 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-32d5a3d450`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-32d5a3d450

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-07-18 00:27:19 UTC

FEDORA-2026-32d5a3d450 (ruby-4.0.6-36.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-07-18 00:28:09 UTC

FEDORA-2026-7b7c2b373e (ruby-3.4.10-31.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.