SUSE update for c-ares

1) Buffer overflow

EUVDB-ID: #VU72557

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-4904

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the config_sortlist() function. A local user can trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Update the affected package c-ares to the latest version.

Vulnerable software versions

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: SP3 - 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

SUSE Linux Enterprise Desktop 15: SP4

Basesystem Module: 15-SP4

openSUSE Leap Micro: 5.3

SUSE Linux Enterprise Micro: 5.1 - 5.3

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

SUSE CaaS Platform: 4.0

openSUSE Leap: 15.4

libcares2-32bit-debuginfo: before 1.19.0-150000.3.20.1

libcares2-32bit: before 1.19.0-150000.3.20.1

c-ares-utils-debuginfo: before 1.19.0-150000.3.20.1

c-ares-devel: before 1.19.0-150000.3.20.1

c-ares-utils: before 1.19.0-150000.3.20.1

libcares2: before 1.19.0-150000.3.20.1

libcares2-debuginfo: before 1.19.0-150000.3.20.1

c-ares-debugsource: before 1.19.0-150000.3.20.1

CPE2.3

• 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:SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP3:*:*:*:*:*:*:*
• 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:SP3:*:*:*:*:*:*:*
• 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:SP1:*:*:*:*:*:*:*
• 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:suse_linux_enterprise_desktop_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:basesystem_module:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap_micro:5.3:*:*:*:*:*:*:*
• 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:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:libcares2-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libcares2-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:c-ares-utils-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:c-ares-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:c-ares-utils:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libcares2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libcares2-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:c-ares-debugsource:*:*:*:*:*:suse_linux:*:*

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230486-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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