Vulnerability identifier: #VU89943

Vulnerability risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52702

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

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

Vendor: Linux Foundation

Description

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

The vulnerability exists due to memory leak within the ovs_meter_cmd_set() function in net/openvswitch/meter.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
http://git.kernel.org/stable/c/c0f65ee0a3329eb4b94beaef0268633696e2d0c6
http://git.kernel.org/stable/c/1563e998a938f095548054ef09e277b562b79536
http://git.kernel.org/stable/c/e336a9e08618203a456fb5367f1387b14554f55e
http://git.kernel.org/stable/c/2fa28f5c6fcbfc794340684f36d2581b4f2d20b5

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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.