Bug 2006009 (CVE-2021-3795)

Summary:	CVE-2021-3795 semver-regex: inefficient regular expression complexity
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fcanogab, gghezzo, gparvin, jramanat, jwong, kaycoth, ldap-maint, michal.skrivanek, mperina, pahickey, psegedy, sbonazzo, sgratch, stcannon
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in the semver-regex library where it could lead to consuming a big amount of resources when executing specific strings. Attackers could take advantage of this by crafting an invalid version causing a disruption or a denial of service (DoS).	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-12-09 01:04:33 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:	1999601, 2011980, 2011981, 2020102, 2020305
Bug Blocks:	2006010

Description Guilherme de Almeida Suckevicz 2021-09-20 16:50:13 UTC

semver-regex is vulnerable to Inefficient Regular Expression Complexity.

Reference:
https://huntr.dev/bounties/006624e3-35ac-448f-aab9-7b5183f30e28

Upstream patch:
https://github.com/sindresorhus/semver-regex/commit/11c66245f4e1976dccc52977ed183696a21a3fd7

Comment 4 errata-xmlrpc 2021-12-09 00:47:16 UTC

This issue has been addressed in the following products:

  Red Hat Advanced Cluster Management for Kubernetes 2.2 for RHEL 8
  Red Hat Advanced Cluster Management for Kubernetes 2.2 for RHEL 7

Via RHSA-2021:5038 https://access.redhat.com/errata/RHSA-2021:5038

Comment 5 Product Security DevOps Team 2021-12-09 01:04:31 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-3795