Vulnerability identifier: #VU90889

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-2023-52739

CWE-ID: CWE-415

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 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:

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External links
http://git.kernel.org/stable/c/0a626e27f984dfbe96bd8e4fd08f20a2ede3ea23
http://git.kernel.org/stable/c/3af734f3eac6f70ef8e272a80da40544b9d0f2b5
http://git.kernel.org/stable/c/3b4c045a98f53a8890a94bb5846a390c8e39e673
http://git.kernel.org/stable/c/462a8e08e0e6287e5ce13187257edbf24213ed03

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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.