SUSE update for netatalk

1) Heap-based buffer overflow

EUVDB-ID: #VU72143

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-2022-43634

CWE-ID: CWE-122 - Heap-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 within the dsi_writeinit() function in libatalk/dsi/dsi_write.c. A remote attacker can send specially crafted data to the application, trigger a heap-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 netatalk to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Workstation Extension: 12-SP5

SUSE Linux Enterprise Desktop: 12-SP5

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

netatalk-devel: before 3.1.0-3.14.1

netatalk-debugsource: before 3.1.0-3.14.1

netatalk-debuginfo: before 3.1.0-3.14.1

netatalk: before 3.1.0-3.14.1

libatalk12-debuginfo: before 3.1.0-3.14.1

libatalk12: before 3.1.0-3.14.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_workstation_extension:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_software_development_kit:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:a:suse:netatalk-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:netatalk-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:netatalk-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:netatalk:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libatalk12-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libatalk12:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230316-1/

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.