SUSE update for expat

1) Stack-based buffer overflow

EUVDB-ID: #VU105723

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-8176

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when handling XML content. A remote attacker can pass specially crafted XML content to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package expat to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP4 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

Basesystem Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.4 - 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP4 - SP6

SUSE Linux Enterprise Server 15: SP4 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise Micro: 5.3 - 5.5

SUSE Linux Enterprise Micro for Rancher: 5.3 - 5.4

SUSE Linux Enterprise High Performance Computing 15: SP4 - SP5

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

expat-64bit-debuginfo: before 2.7.1-150400.3.28.1

libexpat1-64bit-debuginfo: before 2.7.1-150400.3.28.1

libexpat1-64bit: before 2.7.1-150400.3.28.1

libexpat-devel-64bit: before 2.7.1-150400.3.28.1

libexpat-devel-32bit: before 2.7.1-150400.3.28.1

expat-32bit-debuginfo: before 2.7.1-150400.3.28.1

libexpat1-32bit-debuginfo: before 2.7.1-150400.3.28.1

libexpat1-32bit: before 2.7.1-150400.3.28.1

libexpat-devel: before 2.7.1-150400.3.28.1

expat: before 2.7.1-150400.3.28.1

expat-debuginfo: before 2.7.1-150400.3.28.1

expat-debugsource: before 2.7.1-150400.3.28.1

libexpat1-debuginfo: before 2.7.1-150400.3.28.1

libexpat1: before 2.7.1-150400.3.28.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_espos_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_espos_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp5:LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp4:LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:basesystem_module:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP4:*:*:*:*:*:*:*
• 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:a:suse:expat-64bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1-64bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1-64bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat-devel-64bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat-devel-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:expat-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:expat:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:expat-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:expat-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libexpat1:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20251201-1/

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.