SUSE update for zlib

1) Buffer overflow

EUVDB-ID: #VU61671

Risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-25032

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input when compressing data. A remote attacker can pass specially crafted input to the application, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Update the affected package zlib to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Realtime Extension: 15-SP2

SUSE Linux Enterprise Micro: 5.0 - 5.1

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3

SUSE Linux Enterprise Server: 15-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP4

SUSE Enterprise Storage: 6 - 7.1

SUSE Linux Enterprise Module for Development Tools: 15-SP3 - 15-SP4

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Retail Branch Server: 4.1

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

zlib-devel-32bit: before 1.2.11-150000.3.30.1

libz1-32bit-debuginfo: before 1.2.11-150000.3.30.1

libz1-32bit: before 1.2.11-150000.3.30.1

zlib-devel-static: before 1.2.11-150000.3.30.1

zlib-devel: before 1.2.11-150000.3.30.1

zlib-debugsource: before 1.2.11-150000.3.30.1

minizip-devel: before 1.2.11-150000.3.30.1

libz1-debuginfo: before 1.2.11-150000.3.30.1

libz1: before 1.2.11-150000.3.30.1

libminizip1-debuginfo: before 1.2.11-150000.3.30.1

libminizip1: before 1.2.11-150000.3.30.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_realtime_extension:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-BCL:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-ESPOS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_enterprise_storage:6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_development_tools:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:a:suse:zlib-devel-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libz1-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libz1-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:zlib-devel-static:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:zlib-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:zlib-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:minizip-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libz1-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libz1:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libminizip1-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libminizip1:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20221061-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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