#VU111490 Out-of-bounds read in Linux kernel - CVE-2025-38061

Vulnerability identifier: #VU111490

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-2025-38061

CWE-ID: CWE-125

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 an out-of-bounds read error within the pktgen_thread_write() function in net/core/pktgen.c. 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/128cdb617a87767c29be43e4431129942fce41df
https://git.kernel.org/stable/c/425e64440ad0a2f03bdaf04be0ae53dededbaa77
https://git.kernel.org/stable/c/5bfa81539e22af4c40ae5d43d7212253462383a6
https://git.kernel.org/stable/c/6b1d3e9db82d01a88de1795b879df67c2116b4f4
https://git.kernel.org/stable/c/8fef258b555c75a467a6b4b7e3a3cbc46d5f4102
https://git.kernel.org/stable/c/a3d89f1cfe1e6d4bb164db2595511fd33db21900
https://git.kernel.org/stable/c/c81c2ee1c3b050ed5c4e92876590cc7a259183f6
https://git.kernel.org/stable/c/ef1158a6a650ecee72ab40851b1d52e04d3f9cb5

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?