openEuler 22.03 LTS SP2 update for exempi

1) NULL pointer dereference

EUVDB-ID: #VU64469

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40732

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in XMP-Toolkit-SDK. A local attacker can trick the victim into opening a specially crafted MXF file to leak data from certain memory locations and cause a local denial of service in the context of the current user.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

exempi-debuginfo: before 2.5.2-4

exempi-debugsource: before 2.5.2-4

exempi-devel: before 2.5.2-4

exempi-help: before 2.5.2-4

exempi: before 2.5.2-4

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1691

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.