SUSE update for libyajl

1) Heap-based buffer overflow

EUVDB-ID: #VU64001

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-2022-24795

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

External links

http://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.