SUSE update for openldap2

1) NULL pointer dereference

EUVDB-ID: #VU77252

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-2023-2953

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error within the ber_memalloc_x() function. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package openldap2 to the latest version.

Vulnerable software versions

Legacy Module: 12

SUSE Linux Enterprise Server for SAP Applications 12: SP1 - SP5

SUSE Linux Enterprise Server 12: SP1 - SP5

SUSE Linux Enterprise High Performance Computing 12: SP2 - SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP4

SUSE Linux Enterprise Server: 12-SP2-LTSS-ERICSSON

compat-libldap-2_3-0: before 2.3.37-45.1

compat-libldap-2_3-0-debuginfo: before 2.3.37-45.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20232503-1/

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.