Vulnerability identifier: #VU68553

Vulnerability risk: Medium

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

CVE-ID: CVE-2022-21546

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Oracle Linux
Operating systems & Components / Operating system

Vendor: Oracle

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the scsi subsystem within the OS kernel. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Oracle Linux: 7.0 - 8.6

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External links
http://www.oracle.com/security-alerts/linuxbulletinoct2022.html
http://linux.oracle.com/errata/ELSA-2022-9828.html

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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.