Improper resource shutdown or release in Linux kernel - CVE-2026-89527
Published: September 12, 2026
Vulnerability identifier: #VU149278
CSH Severity: Low
CVSS v4: 4.8 [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]
CVE-ID: CVE-2026-89527
CWE-ID: CWE-404
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause resource leaks.
The vulnerability exists due to improper resource release in svc_rdma_create() when listener creation fails. A local user can trigger listener creation failure to cause resource leaks.
Affected software
Linux kernel
How to mitigate CVE-2026-89527
Install security update from vendor's repository.