Race condition in Linux kernel - CVE-2026-93229
Published: September 25, 2026
Vulnerability identifier: #VU152168
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93229
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to obtain inconsistent RPC request status information.
The vulnerability exists due to a missing read memory barrier in nfsd_nl_rpc_status_get_dumpit() when reporting RPC request status through a dump operation. A local user can request RPC status information during concurrent request-status updates to obtain inconsistent RPC request status information.
The issue occurs on weakly ordered architectures such as ARM and POWER.
Affected software
Linux kernel
How to mitigate CVE-2026-93229
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3