SUSE update for ucode-intel

1) Sequence of processor instructions leads to unexpected behavior

EUVDB-ID: #VU82351

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-23583

CWE-ID: CWE-1281 - Sequence of Processor Instructions Leads to Unexpected Behavior

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an error related to processing of Sequence of processor instructions. A local user can execute arbitrary code with elevated privileges.

Mitigation

Update the affected package ucode-intel to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications 15: SP1

SUSE Linux Enterprise Server 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise Server 15: SP1

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

SUSE Linux Enterprise High Performance Computing 15: SP1

SUSE CaaS Platform: 4.0

ucode-intel: before 20231113-150100.3.228.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp1_ltss:15-SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15_sp1_ltss:15-SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:*
• cpe:2.3:a:suse:ucode-intel:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20234441-1/

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.