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An autonomous AI agent successfully identified a critical Linux kernel vulnerability in the SMC-D shared-memory driver, demonstrating the growing capability of AI to automate deep code analysis for security research. This discovery highlights how AI agents can uncover high-severity root access exploits in legacy or niche drivers that might otherwise remain unpatched for extended periods. The case underscores the potential for AI-driven tools to accelerate vulnerability disclosure and remediation cycles within open-source ecosystems.
AI Agent Finds Linux Kernel Bug That Turns a Tiny Memory Write Into Root Access
Autonomous security research platform XBOW has disclosed CVE-2026-72018, a high-severity Linux kernel vulnerability that converts a tightly constrained out-of-bounds memory write into local root access. The flaw affects the DIBS loopback implementation used by the SMC-D shared-memory communication path, where a missing bounds check allows attacker-controlled data to be copied beyond an allocated kernel buffer. […] The post AI Agent Finds Linux Kernel Bug That Turns a Tiny Memory Write Into Root Access appeared first on Cyber Security News.
Autonomous security research platform XBOW has disclosed CVE-2026-72018, a high-severity Linux kernel vulnerability that converts a tightly constrained out-of-bounds memory write into local root access. The flaw affects the DIBS loopback implementation used by the SMC-D shared-memory communication path, where a missing bounds check allows attacker-controlled data to be copied beyond an allocated kernel buffer. The vulnerability is notable not only for its impact, but for the weakness of the available exploit primitive. XBOW’s…
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