SUSE update for libyajl

1) Heap-based buffer overflow

EUVDB-ID: #VU64001

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-24795

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when handling large inputs. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service attack.

Mitigation

Update the affected package libyajl to the latest version.

Vulnerable software versions

openSUSE Leap Micro: 5.2

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Linux Enterprise Storage: 7.1

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

SUSE Linux Enterprise Micro: 5.1 - 5.2

SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Server: 15-SP3 - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP3 - 15-SP4

libyajl2-32bit-debuginfo: before 2.1.0-150000.4.3.1

libyajl2-32bit: before 2.1.0-150000.4.3.1

libyajl-devel-32bit: before 2.1.0-150000.4.3.1

yajl-debuginfo: before 2.1.0-150000.4.3.1

yajl: before 2.1.0-150000.4.3.1

libyajl-devel-static: before 2.1.0-150000.4.3.1

libyajl-devel: before 2.1.0-150000.4.3.1

libyajl2-debuginfo: before 2.1.0-150000.4.3.1

libyajl2: before 2.1.0-150000.4.3.1

libyajl-debugsource: before 2.1.0-150000.4.3.1

CPE2.3

• cpe:2.3:o:suse:opensuse_leap_micro:5.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_storage:7.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:a:suse:libyajl2-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl2-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl-devel-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:yajl-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:yajl:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl-devel-static:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl2-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libyajl-debugsource:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20223162-1/

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.