Bug 1197872 - (CVE-2022-0934) VUL-0: CVE-2022-0934: dnsmasq: Heap use after free in dhcp6_no_relay
(CVE-2022-0934)
VUL-0: CVE-2022-0934: dnsmasq: Heap use after free in dhcp6_no_relay
Status: IN_PROGRESS
Classification: Novell Products
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents
unspecified
Other Other
: P3 - Medium : Normal
: ---
Assigned To: Security Team bot
Security Team bot
https://smash.suse.de/issue/327713/
CVSSv3.1:SUSE:CVE-2022-0934:6.5:(AV:N...
:
Depends on:
Blocks:
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Reported: 2022-03-31 12:16 UTC by Thomas Leroy
Modified: 2022-04-25 17:29 UTC (History)
2 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


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Description Thomas Leroy 2022-03-31 12:16:50 UTC
rh#2057075

A flaw was found in dnsmasq. A heap use after free issue in the dhcp6 server may lead to remote denial of service via crafted packet.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=2057075
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-0934
Comment 1 Thomas Leroy 2022-03-31 13:07:50 UTC
Can't find any further information upstream. It looks like no public patch has been given upstream. We need to monitor this one to get more information
Comment 2 Reinhard Max 2022-04-04 16:59:55 UTC
Here is the upstream commit:
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=03345ecefe
Comment 5 Swamp Workflow Management 2022-04-21 16:19:25 UTC
SUSE-SU-2022:14940-1: An update that solves two vulnerabilities and has one errata is now available.

Category: security (important)
Bug References: 1138743,1183709,1197872
CVE References: CVE-2021-3448,CVE-2022-0934
JIRA References: 
Sources used:
SUSE Linux Enterprise Point of Sale 11-SP3 (src):    dnsmasq-2.78-0.16.17.1
SUSE Linux Enterprise Debuginfo 11-SP3 (src):    dnsmasq-2.78-0.16.17.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 6 Swamp Workflow Management 2022-04-21 16:20:16 UTC
SUSE-SU-2022:1289-1: An update that fixes two vulnerabilities is now available.

Category: security (important)
Bug References: 1183709,1197872
CVE References: CVE-2021-3448,CVE-2022-0934
JIRA References: 
Sources used:
SUSE OpenStack Cloud Crowbar 9 (src):    dnsmasq-2.78-18.18.1
SUSE OpenStack Cloud Crowbar 8 (src):    dnsmasq-2.78-18.18.1
SUSE OpenStack Cloud 9 (src):    dnsmasq-2.78-18.18.1
SUSE OpenStack Cloud 8 (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server for SAP 12-SP4 (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server for SAP 12-SP3 (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server 12-SP5 (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server 12-SP4-LTSS (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server 12-SP3-LTSS (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server 12-SP3-BCL (src):    dnsmasq-2.78-18.18.1
SUSE Linux Enterprise Server 12-SP2-BCL (src):    dnsmasq-2.78-18.18.1
HPE Helion Openstack 8 (src):    dnsmasq-2.78-18.18.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 7 Swamp Workflow Management 2022-04-21 16:22:14 UTC
SUSE-SU-2022:14941-1: An update that fixes two vulnerabilities is now available.

Category: security (important)
Bug References: 1183709,1197872
CVE References: CVE-2021-3448,CVE-2022-0934
JIRA References: 
Sources used:
SUSE Linux Enterprise Server 11-SP4-LTSS (src):    dnsmasq-2.78-0.17.18.1
SUSE Linux Enterprise Debuginfo 11-SP4 (src):    dnsmasq-2.78-0.17.18.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 8 Swamp Workflow Management 2022-04-21 16:22:57 UTC
SUSE-SU-2022:1288-1: An update that fixes two vulnerabilities is now available.

Category: security (important)
Bug References: 1183709,1197872
CVE References: CVE-2021-3448,CVE-2022-0934
JIRA References: 
Sources used:
SUSE Linux Enterprise Server for SAP 15 (src):    dnsmasq-2.78-150000.3.14.1
SUSE Linux Enterprise Server 15-LTSS (src):    dnsmasq-2.78-150000.3.14.1
SUSE Linux Enterprise High Performance Computing 15-LTSS (src):    dnsmasq-2.78-150000.3.14.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS (src):    dnsmasq-2.78-150000.3.14.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 9 Swamp Workflow Management 2022-04-22 19:28:23 UTC
SUSE-SU-2022:1307-1: An update that fixes one vulnerability is now available.

Category: security (important)
Bug References: 1197872
CVE References: CVE-2022-0934
JIRA References: 
Sources used:
openSUSE Leap 15.4 (src):    dnsmasq-2.86-150100.7.20.1
openSUSE Leap 15.3 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Manager Server 4.1 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Manager Retail Branch Server 4.1 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Manager Proxy 4.1 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server for SAP 15-SP2 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server for SAP 15-SP1 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server 15-SP2-LTSS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server 15-SP2-BCL (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server 15-SP1-LTSS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Server 15-SP1-BCL (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Realtime Extension 15-SP2 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Module for Basesystem 15-SP4 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Module for Basesystem 15-SP3 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Micro 5.2 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Micro 5.1 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise Micro 5.0 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise High Performance Computing 15-SP2-LTSS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise High Performance Computing 15-SP2-ESPOS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS (src):    dnsmasq-2.86-150100.7.20.1
SUSE Enterprise Storage 7 (src):    dnsmasq-2.86-150100.7.20.1
SUSE Enterprise Storage 6 (src):    dnsmasq-2.86-150100.7.20.1
SUSE CaaS Platform 4.0 (src):    dnsmasq-2.86-150100.7.20.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.