Double free in Linux kernel mm



| Updated: 2025-05-14
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-52739
CWE-ID CWE-415
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) Double free

EUVDB-ID: #VU90889

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-2023-52739

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

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

The vulnerability exists due to a double free error within the free_the_page() function in mm/page_alloc.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/0a626e27f984dfbe96bd8e4fd08f20a2ede3ea23
https://git.kernel.org/stable/c/3af734f3eac6f70ef8e272a80da40544b9d0f2b5
https://git.kernel.org/stable/c/3b4c045a98f53a8890a94bb5846a390c8e39e673
https://git.kernel.org/stable/c/462a8e08e0e6287e5ce13187257edbf24213ed03
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.168
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.94
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.12
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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