CVE-2025-40066
CVE-2025-40066 is a security vulnerability that is still awaiting full analysis and scoring. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- EPSS exploit prediction: 0% (7th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-36462
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links() In order to avoid a possible NULL pointer dereference in mt7996_mac_sta_init_link routine, move the phy pointer check before running mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine.
Frequently asked questions
- What is CVE-2025-40066?
- In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links() In order to avoid a possible NULL pointer dereference in mt7996_mac_sta_init_link routine, move the phy pointer check before running mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine.
- Is CVE-2025-40066 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-40066?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-40066 have an EU (EUVD) identifier?
- Yes. CVE-2025-40066 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36462.
- When was CVE-2025-40066 published?
- CVE-2025-40066 was published on 2025-10-28 and last updated on 2026-06-17.