Memory leak in Linux kernel - CVE-2026-45881
Published: May 28, 2026
Vulnerability identifier: #VU132614
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-45881
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a memory leak in svs_enable_debug_write() when parsing user-supplied input. A local user can provide malformed input that causes kstrtoint() to fail to cause a denial of service.
How to mitigate CVE-2026-45881
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/06195456c4e4de3826c4ca60eca941c472f991d0
- https://git.kernel.org/stable/c/0f6498077faa9cd89bb787bcc57063494a6f0601
- https://git.kernel.org/stable/c/47a3e372f7d68776adb749a27c0ec9058ff1b4fd
- https://git.kernel.org/stable/c/6259094ee806fb813ca95894c65fb80e2ec98bf1
- https://git.kernel.org/stable/c/6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a
- https://git.kernel.org/stable/c/a58c97828911c0b6e25d6b556789da974003efda