SUSE update for u-boot

1) Stack-based buffer overflow

EUVDB-ID: #VU66594

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-34835

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

Exploit availability: No

Description

The vulnerability allows an attacker to escalate privileges on the system.

The vulnerability exists due to a boundary error in the do_i2c_md() function within the "i2c md" command. An attacker with physical access to device can trigger a stack-based buffer overflow and escalate privileges on the system.

Mitigation

Update the affected package u-boot to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Manager Server: 4.1

SUSE Manager Retail Branch Server: 4.1

SUSE Manager Proxy: 4.1

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-BCL - 15-SP2-LTSS

SUSE Linux Enterprise High Performance Computing: 15-SP2-ESPOS - 15-SP2-LTSS

openSUSE Leap: 15.3 - 15.4

u-boot-rpiarm64-doc: before 2020.01-150200.10.15.1

u-boot-rpiarm64: before 2020.01-150200.10.15.1

u-boot-tools-debuginfo: before 2020.01-150200.10.15.1

u-boot-tools: before 2020.01-150200.10.15.1

u-boot-xilinxzynqmpgeneric-doc: before 2020.01-150200.10.15.1

u-boot-xilinxzynqmpgeneric: before 2020.01-150200.10.15.1

CPE2.3

• cpe:2.3:o:suse:suse_enterprise_storage:7.1:*:*:*:*:*:*:*
• 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_server_for_sap:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP2-BCL:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP2-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP2-ESPOS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP2-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:a:suse:u-boot-rpiarm64-doc:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:u-boot-rpiarm64:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:u-boot-tools-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:u-boot-tools:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:u-boot-xilinxzynqmpgeneric-doc:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:u-boot-xilinxzynqmpgeneric:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20222654-1/

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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