SUSE update for containerd

1) Resource exhaustion

EUVDB-ID: #VU70039

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23471

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to an error in containerd CRI stream server when handling terminal resize events. A remote user can request a TTY and force it to fail by sending a faulty command and exhaust memory on the host.

Mitigation

Update the affected package containerd to the latest version.

Vulnerable software versions

Containers Module: 15-SP4

SUSE Linux Enterprise Micro for Rancher: 5.2 - 5.3

SUSE Linux Enterprise Server for SAP Applications 15: SP1 - SP4

SUSE Linux Enterprise Server 15: SP1 - SP4

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Server 15 SP2 LTSS: 15-SP2

SUSE Linux Enterprise Server 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP1 - SP4

SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS: 15-SP2

SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS: 15-SP1

openSUSE Leap Micro: 5.3

SUSE Linux Enterprise Micro: 5.1 - 5.3

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

SUSE CaaS Platform: 4.0

openSUSE Leap: 15.4

containerd-devel: before 1.6.16-150000.82.2

containerd-ctr: before 1.6.16-150000.82.2

containerd: before 1.6.16-150000.82.2

CPE2.3

• cpe:2.3:o:suse:containers_module:15-SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp3_ltss:15-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp2_ltss:15-SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp1_ltss:15-SP1:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_espos_15:SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15_sp2_ltss:15-SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15_sp1_ltss:15-SP1:*:*:*:*:*:*:
• cpe:2.3:o:suse:opensuse_leap_micro:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_enterprise_storage:7.1:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20231628-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.