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Another AI-Assisted Software Scan Yields 9-Year-Old Linux Bug

ID: 52d417ca-c259-587f-a608-da0e734226cc

STIX ID: report--52d417ca-c259-587f-a608-da0e734226cc

Feed Name: Dark Reading

Threat Score
78/100

Date Published: 2026-04-30

Date Updated: 2026-04-30

Author: Nate Nelson

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CVE-2026-31431 (“Copy Fail”) is a nine-year-old Linux kernel logic flaw in the cryptography system that permits 100% reliable local privilege escalation to root by modifying four bytes in memory; a public 10-line PoC exists, it affects distributions dating to 2017, can enable container escapes and CI/cluster compromises, and a patch has been released.

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