#VU112184 Use-after-free in Linux kernel - CVE-2025-38129

Vulnerability identifier: #VU112184

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-38129

CWE-ID: CWE-416

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 escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the page_pool_ethtool_stats_get(), page_pool_return_page() and page_pool_scrub() functions in net/core/page_pool.c. A local user can escalate privileges on the system.

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/271683bb2cf32e5126c592b5d5e6a756fa374fd9
https://git.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02
https://git.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?