SUSE update for kernel-firmware

1) Information disclosure

EUVDB-ID: #VU79263

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-20569

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to a side channel issue in AMD CPUs. A remote user can influence the return address prediction and gain unauthorized access to sensitive information on the system.

Mitigation

Update the affected package kernel-firmware to the latest version.

Vulnerable software versions

openSUSE Leap Micro: 5.3 - 5.4

SUSE Linux Enterprise Micro for Rancher: 5.3 - 5.4

SUSE Linux Enterprise Micro: 5.3 - 5.4

SUSE Linux Enterprise Server for SAP Applications 15: SP4

SUSE Linux Enterprise Server 15: SP4

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing 15: SP4

SUSE Linux Enterprise Desktop 15: SP4

Basesystem Module: 15-SP4

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

openSUSE Leap: 15.4

kernel-firmware-dpaa2: before 20220509-150400.4.22.1

kernel-firmware-intel: before 20220509-150400.4.22.1

kernel-firmware-ueagle: before 20220509-150400.4.22.1

kernel-firmware-ath10k: before 20220509-150400.4.22.1

kernel-firmware-network: before 20220509-150400.4.22.1

kernel-firmware-brcm: before 20220509-150400.4.22.1

kernel-firmware-serial: before 20220509-150400.4.22.1

kernel-firmware-amdgpu: before 20220509-150400.4.22.1

kernel-firmware-bnx2: before 20220509-150400.4.22.1

kernel-firmware-marvell: before 20220509-150400.4.22.1

kernel-firmware-prestera: before 20220509-150400.4.22.1

kernel-firmware-nfp: before 20220509-150400.4.22.1

kernel-firmware-usb-network: before 20220509-150400.4.22.1

kernel-firmware-nvidia: before 20220509-150400.4.22.1

kernel-firmware: before 20220509-150400.4.22.1

kernel-firmware-ath11k: before 20220509-150400.4.22.1

kernel-firmware-mediatek: before 20220509-150400.4.22.1

kernel-firmware-platform: before 20220509-150400.4.22.1

kernel-firmware-qcom: before 20220509-150400.4.22.1

kernel-firmware-radeon: before 20220509-150400.4.22.1

kernel-firmware-qlogic: before 20220509-150400.4.22.1

kernel-firmware-bluetooth: before 20220509-150400.4.22.1

kernel-firmware-all: before 20220509-150400.4.22.1

kernel-firmware-sound: before 20220509-150400.4.22.1

kernel-firmware-chelsio: before 20220509-150400.4.22.1

kernel-firmware-ti: before 20220509-150400.4.22.1

kernel-firmware-liquidio: before 20220509-150400.4.22.1

kernel-firmware-i915: before 20220509-150400.4.22.1

kernel-firmware-atheros: before 20220509-150400.4.22.1

kernel-firmware-realtek: before 20220509-150400.4.22.1

ucode-amd: before 20220509-150400.4.22.1

kernel-firmware-mwifiex: before 20220509-150400.4.22.1

kernel-firmware-media: before 20220509-150400.4.22.1

kernel-firmware-iwlwifi: before 20220509-150400.4.22.1

kernel-firmware-mellanox: before 20220509-150400.4.22.1

CPE2.3

• cpe:2.3:o:suse:opensuse_leap_micro:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap_micro:5.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.4:*:*:*:*:*:*:*
• 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_real_time_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP4:*:*:*:*:*:*:*
• 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: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:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:kernel-firmware-dpaa2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-intel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-ueagle:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-ath10k:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-network:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-brcm:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-serial:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-amdgpu:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-bnx2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-marvell:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-prestera:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-nfp:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-usb-network:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-nvidia:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-ath11k:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-mediatek:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-platform:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-qcom:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-radeon:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-qlogic:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-bluetooth:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-all:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-sound:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-chelsio:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-ti:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-liquidio:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-i915:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-atheros:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-realtek:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ucode-amd:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-mwifiex:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-media:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-iwlwifi:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:kernel-firmware-mellanox:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20233360-1/

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.