SUSE update for zstd

1) Buffer overflow

EUVDB-ID: #VU74201

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-4899

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in util.c when processing empty arguments in the command line tool. A remote attacker can pass an empty string as an argument, trigger buffer underflow and crash the application.

Mitigation

Update the affected package zstd to the latest version.

Vulnerable software versions

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

openSUSE Leap Micro: 5.3

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

openSUSE Leap: 15.4

libzstd1-32bit-debuginfo: before 1.5.0-150400.3.3.1

libzstd1-32bit: before 1.5.0-150400.3.3.1

libzstd-devel-32bit: before 1.5.0-150400.3.3.1

libzstd-devel: before 1.5.0-150400.3.3.1

libzstd-devel-static: before 1.5.0-150400.3.3.1

libzstd1-debuginfo: before 1.5.0-150400.3.3.1

zstd-debuginfo: before 1.5.0-150400.3.3.1

zstd-debugsource: before 1.5.0-150400.3.3.1

libzstd1: before 1.5.0-150400.3.3.1

zstd: before 1.5.0-150400.3.3.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.3:*:*:*:*:*:*:
• 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:opensuse_leap_micro:5.3:*:*:*:*:*:*:
• 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:*:*:*:*:*:*:

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20231688-1/

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.