Race condition in Linux kernel - CVE-2026-45897
Published: May 28, 2026
Vulnerability identifier: #VU132599
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-45897
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause incorrect counter values to be reported.
The vulnerability exists due to a race condition in nft_counter when performing concurrent dump-and-reset operations. A local user can trigger parallel counter resets to cause incorrect counter values to be reported.
Affected software
Linux kernel
Debian Linux
linux (Debian package)
Debian Linux
linux (Debian package)
How to mitigate CVE-2026-45897
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3
linux (Debian package) - update to 6.12.101-1
linux (Debian package) - update to 6.12.101-1