#VU113318 Buffer overflow in Linux kernel - CVE-2025-38466

Vulnerability identifier: #VU113318

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-2025-38466

CWE-ID: CWE-119

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 memory corruption within the perf_uprobe_event_init() function in kernel/events/core.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/183bdb89af1b5193b1d1d9316986053b15ca6fa4
https://git.kernel.org/stable/c/8e8bf7bc6aa6f583336c2fda280b6cea0aed5612
https://git.kernel.org/stable/c/a0a8009083e569b5526c64f7d3f2a62baca95164
https://git.kernel.org/stable/c/ba677dbe77af5ffe6204e0f3f547f3ba059c6302
https://git.kernel.org/stable/c/c0aec35f861fa746ca45aa816161c74352e6ada8
https://git.kernel.org/stable/c/d5074256b642cdeb46a70ce2f15193e766edca68
https://git.kernel.org/stable/c/d7ef1afd5b3f43f4924326164cee5397b66abd9c

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?