#VU113301 Use of uninitialized resource in Linux kernel - CVE-2025-38441

Vulnerability identifier: #VU113301

Vulnerability 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-2025-38441

CWE-ID: CWE-908

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 use of uninitialized resource within the include/net/netfilter/nf_flow_table.h. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/18cdb3d982da8976b28d57691eb256ec5688fad2
https://git.kernel.org/stable/c/9fbc49429a23b02595ba82536c5ea425fdabb221
https://git.kernel.org/stable/c/a3aea97d55964e70a1e6426aa4cafdc036e8a2dd
https://git.kernel.org/stable/c/cfbf0665969af2c69d10c377d4c3d306e717efb4
https://git.kernel.org/stable/c/e0dd2e9729660f3f4fcb16e0aef87342911528ef
https://git.kernel.org/stable/c/eed8960b289327235185b7c32649c3470a3e969b

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?