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Alerts This Week
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SUSE: 2021:1822-1 Important: DHCP Buffer Overflow Threat

suse
Calendar Grey June 1, 2021
Scroller Suse
Crucial notice for SUSE correcting buffer overflow vulnerability in DHCP application. Essential update guidelines accessible.
An update that fixes one vulnerability is now available

Summary

This update for dhcp fixes the following issues: - CVE-2021-25217: A buffer overrun in lease file parsing code can be used to exploit a common vulnerability shared by dhcpd and dhclient (bsc#1186382) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-1822=1 - SUSE OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-1822=1 - SUSE OpenStack Cloud 9: zypper in -t patch SUSE-OpenStack-Cloud-9-2021-1822=1 - SUSE OpenStack Cloud 8: zypper in -t patch SUSE-OpenStack-Cloud-8-2021-1822=1

Topics%20covered

Topics Covered

security advisory update buffer overflow patch important suse dhcp

References

#1186382

Cross- CVE-2021-25217

CVSS scores:

CVE-2021-25217 (SUSE): 7.4 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP3-BCL

SUSE Linux Enterprise Server 12-SP2-BCL

HPE Helion Openstack 8

https://www.suse.com/security/cve/CVE-2021-25217.html

https://bugzilla.suse.com/1186382

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1822-1
Rating: important

Topics%20covered

Topics Covered

security advisory update buffer overflow patch important suse dhcp

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