CVE-2025-68243: Linux

High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: NFS: Check the TLS certificate fields in nfs_match_client() If the TLS security policy is of type RPC_XPRTSEC_TLS_X509, then the cert_serial and privkey_serial fields need to match as well since they define the client's identity, as presented to the server.

Affected products

• Linux Linux: from 6.17, before 6.17.9 (fixed in 6.17.9)

Published 2025-12-16. Last modified 2026-07-30.