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CVE-2025-68243

HIGHCVSS 7/10EPSS 0.10%

Last modified

CVE-2025-68243 is a high-severity vulnerability rated 7/10 on the CVSS scale. 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.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.10%

1.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 90c9550a8d65fb9b1bf87baf97a04ed91bf61b33, < b8fa37219074811c04d4ecb742c73e2b296da6a8; >= 90c9550a8d65fb9b1bf87baf97a04ed91bf61b33, < fb2cba0854a7f315c8100a807a6959b99d72479e
LinuxLinux6.17

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-68243?
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.
How severe is CVE-2025-68243?
CVE-2025-68243 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2025-68243?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST