Memory leak in Linux kernel openvswitch



| Updated: 2025-05-14
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-52702
CWE-ID CWE-401
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory leak

EUVDB-ID: #VU89943

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-52702

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

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: 5.10 - 6.2 rc7

CPE2.3 External links

https://git.kernel.org/stable/c/c0f65ee0a3329eb4b94beaef0268633696e2d0c6
https://git.kernel.org/stable/c/1563e998a938f095548054ef09e277b562b79536
https://git.kernel.org/stable/c/e336a9e08618203a456fb5367f1387b14554f55e
https://git.kernel.org/stable/c/2fa28f5c6fcbfc794340684f36d2581b4f2d20b5
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.169
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.95
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2


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.



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