MinorCritical vulnerability
CVE-2026-98281 (CVSS 7.8)
NVD · officialPublished Oct 6, 2026Risk 23/100EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: futex: Also allocate private hash on vfork() As Jann demonstrated, it is entirely feasible to access the mm through vfork(). Therefore we need to allocate a private hash on vfork() as well as any other CLONE_VM user. Specifically, it must be avoided to have (private) futex waiters before allocating the private hash.
Technical details
CVSS
7.8
AV:LocalAC:LowPR:LowUI:NoneC:HighI:HighA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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