CVE-2026-18321

Impact

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://gitlab.com/NTPsec/ntpsec/-/work_items/890