Bug 1933827

Summary:	QEMU: net: rtl8139: stack overflow induced by infinite recursion issue
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED DUPLICATE	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	unspecified	CC:	berrange, cfergeau, jen, jferlan, jforbes, jmaloy, knoel, m.a.young, mkenneth, mrezanin, mst, ondrejj, pbonzini, philmd, ribarry, rjones, robinlee.sysu, virt-maint, virt-maint
Target Milestone:	---	Keywords:	Security
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:	2021-03-04 16:55:25 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:	1933828, 1933829
Bug Blocks:	1933831, 1933837

Description Guilherme de Almeida Suckevicz 2021-03-01 19:58:07 UTC

A flaw was found in QEMU. A stack-overflow induced by infinite recursion issue in rtl8139 emulator could lead to DoS.

References:
https://bugs.launchpad.net/qemu/+bug/1910826
https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg00010.html

Comment 1 Guilherme de Almeida Suckevicz 2021-03-01 19:58:36 UTC

Created qemu tracking bugs for this issue:

Affects: fedora-all [bug 1933829]


Created xen tracking bugs for this issue:

Affects: fedora-all [bug 1933828]

Comment 2 Prasad Pandit 2021-03-02 10:05:53 UTC

Hello Guilherme,

> https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg00010.html
> The CVE-2021-3419 has been assigned for this issue.

* We need to reject/cancel this CVE assignment.

* Because above single patch and many other similar patches are being
  merged upstream via its original series below

  CVE-2021-3416 QEMU: net: infinite loop in loopback mode may lead to stack overflow
   -> https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2021-3416
   -> https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg00392.html

* This series was already assigned CVE-ID => CVE-2021-3416.

* We don't want two(or multiple) CVE-IDs for the same issue/series.

* Please kindly reject/cancel this CVE => CVE-2021-3419.

Thank you.

Comment 3 Guilherme de Almeida Suckevicz 2021-03-02 12:50:31 UTC

Hi PJP,

CVE-2021-3419 rejected, Mitre was notified and the CVE-2021-3419 page should be marked as rejected/duplicated soon.
Also, removed CVE-2021-3419 from alias.

Thank you.

Comment 4 Mauro Matteo Cascella 2021-03-04 16:55:25 UTC


*** This bug has been marked as a duplicate of bug 1932827 ***

Comment 5 Mauro Matteo Cascella 2021-03-04 16:57:30 UTC

Statement:

This flaw was found to be a duplicate of CVE-2021-3416. Please see https://access.redhat.com/security/cve/CVE-2021-3416 for information about affected products and security errata.