Bug 2212617 (CVE-2023-29331)

Summary:	CVE-2023-29331 dotnet: .NET Kestrel: Denial of Service processing X509 Certificates
Product:	[Other] Security Response	Reporter:	Sandipan Roy <saroy>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	andrew.slice, bodavis, dbhole, kanderso, lvaleeva, omajid, rwagner, security-response-team
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 vulnerability was found in dotnet. This issue can lead to a denial of service while processing X509 Certificates.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-06-15 00:36:41 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:	2212638, 2212640, 2212642, 2212644, 2212645, 2212646, 2212647, 2212648, 2212649, 2212650, 2212651, 2212652, 2212653, 2212654, 2212655, 2212656, 2212657, 2212659, 2212661, 2214910, 2214911, 2214912, 2214913
Bug Blocks:	2191686

Description Sandipan Roy 2023-06-06 04:05:30 UTC

.NET Kestrel: Denial of Service processing X509 Certificates

When a .NET application is internet-facing and accepts an X509 client
certificate for mutual TLS, a malicious client certificate can cause
unbounded CPU usage.

Comment 2 Sandipan Roy 2023-06-14 04:41:54 UTC

Created dotnet6.0 tracking bugs for this issue:

Affects: fedora-37 [bug 2214910]
Affects: fedora-38 [bug 2214912]


Created dotnet7.0 tracking bugs for this issue:

Affects: fedora-37 [bug 2214911]
Affects: fedora-38 [bug 2214913]

Comment 3 errata-xmlrpc 2023-06-14 07:59:10 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:3581 https://access.redhat.com/errata/RHSA-2023:3581

Comment 4 errata-xmlrpc 2023-06-14 08:35:38 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:3582 https://access.redhat.com/errata/RHSA-2023:3582

Comment 5 errata-xmlrpc 2023-06-14 08:51:56 UTC

This issue has been addressed in the following products:

  .NET Core on Red Hat Enterprise Linux

Via RHSA-2023:3580 https://access.redhat.com/errata/RHSA-2023:3580

Comment 6 errata-xmlrpc 2023-06-14 09:46:53 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:3592 https://access.redhat.com/errata/RHSA-2023:3592

Comment 7 errata-xmlrpc 2023-06-14 09:55:56 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:3593 https://access.redhat.com/errata/RHSA-2023:3593

Comment 8 Product Security DevOps Team 2023-06-15 00:36:39 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-2023-29331

Comment 9 errata-xmlrpc 2023-08-03 07:53:52 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2023:4449 https://access.redhat.com/errata/RHSA-2023:4449

Comment 10 errata-xmlrpc 2023-08-03 07:54:52 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Extended Update Support

Via RHSA-2023:4448 https://access.redhat.com/errata/RHSA-2023:4448