Dangerous New Linux Exploit Gives Attackers Root Access to Countless Computers

2026-05-02T08:52:13Zcff99c76187165c64bf20bddbe509cd58284feb37476273e02f849920c3a3cab
CVE-2026-31431exploitincident-responsekernellinuxpatch-availableprivilege-escalationroot-access

What happened

Wired reports a widespread, high-impact Linux kernel exploit dubbed “CopyFail” (CVE-2026-31431) that can grant attackers root access on affected PCs and data‑center servers. Patches are available but many systems remain unpatched, leaving large numbers of machines at risk. Immediate actions include applying vendor/kernel patches, rebooting updated hosts, inventorying exposed systems, and monitoring for signs of privilege escalation and post‑compromise activity.

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
wired_security
Record identifier
cff99c76187165c64bf20bddbe509cd58284feb37476273e02f849920c3a3cab
Enrichment time
2026-05-02T08:52:13Z
AI-assisted enrichment
Yes

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