CVE-2026-31554: In the Linux kernel, the following vulnerability has been resolved: futex: Require sys_futex_requeue() to have identical flags Nicholas reported that his LLM found it was possible to create a UaF...

Added to the CISA Known Exploited Vulnerabilities catalog on 24 Apr 2026. Vendor: AI/ML. Product: LLM. CVSS score: 7.8.

In the Linux kernel, the following vulnerability has been resolved: futex: Require sys_futex_requeue() to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sys_futex_requeue() is used with different flags. The initial motivation for allowing differen...

Required action: Review and patch if applicable to your AI infrastructure.