CVE-2025-38490
kernel: Linux kernel: Denial of Service due to double-free vulnerability in libwx
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 28, 2025
Updated · July 30, 2026
Description
A flaw was found in the Linux kernel. A redundant call to page_pool_put_full_page() could lead to a double-free vulnerability. This issue occurs when memory pages are incorrectly released twice, which can cause a kernel panic, resulting in a Denial of Service (DoS) for the system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime