What’s Vulnerable › Vulnerabilities

CVE-2025-68752: iavf: Implement settime64 with -EOPNOTSUPP

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-05 · updated 2026-10-14

Description

In the Linux kernel, the following vulnerability has been resolved: iavf: Implement settime64 with -EOPNOTSUPP ptp_clock_settime() assumes every ptp_clock has implemented settime64(). Stub it with -EOPNOTSUPP to prevent a NULL dereference. The fix is similar to commit 329d050bbe63 ("gve: Implement settime64 with -EOPNOTSUPP").

Affected products

• Linux kernel: 6.15 — fixed in 6.19

How to fix

Upgrade to a fixed version: Linux kernel 6.19. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1e43ebcd5152b3e681a334cc6542fb21770c3a2e
• https://git.kernel.org/stable/c/6d080f810ffd6b8e002ce5bee8b9c551ca2535c2
• https://git.kernel.org/stable/c/9e3dbc3bb2e2aa728b49422b2e5344488f93f690

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