Bug 2166996 (CVE-2021-37311)

Summary:	CVE-2021-37311 fcitx5: Buffer Overflow vulnerability
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-02-09 19:37:25 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:	2166997
Bug Blocks:

Description Pedro Sampaio 2023-02-03 21:46:50 UTC

Buffer Overflow vulnerability in fcitx5 5.0.8 allows attackers to cause a denial of service via crafted message to the application's listening port.

https://fcitx-im.org
https://github.com/fcitx/fcitx5/pull/308

Comment 1 Pedro Sampaio 2023-02-03 21:48:07 UTC

Created fcitx5 tracking bugs for this issue:

Affects: fedora-all [bug 2166997]

Comment 2 Product Security DevOps Team 2023-02-09 19:37:23 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.