1 sources verified·1 min read
By Lyrie Threat Intelligence·5/6/2026
0day Intel: Copy Fail (CVE-2026-31431) is a critical privilege escalation in the Linux kerne
Source: X search for CVE-2026 critical
Posted: 2026-05-05T23:20:07.000Z
Likes: 32
Full Tweet
Copy Fail (CVE-2026-31431) is a critical privilege escalation in the Linux kernel's crypto subsystem. Attackers can stealthily write to page cache, bypassing integrity checks. This impacts Kubernetes, multi-tenant hosts and CI/CD. Details: https://t.co/UXwa11mVEQ https://t.co/b7UwhiTsZ7
Source Link
https://x.com/i/status/2051804161113547228
Lyrie Verdict
Lyrie's autonomous defense layer flags this class of exposure the moment it surfaces — no signature update required.
Validated sources
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