DirtyDecrypt PoC Released for Linux Kernel Vulnerability

📌 A proof-of-concept (PoC) exploit code named DirtyDecrypt (also referred to as DirtyCBC) has been released for a local privilege escalation (LPE) vulnerability in the Linux kernel, tracked as CVE-2026-31635. The flaw was discovered and reported by security teams Zellic and V12 on May 9, 2026, though Linux kernel maintainers later identified it as a duplicate of an existing vulnerability. The PoC enables attackers with local access to escalate privileges on affected systems. No additional technical details about the vulnerability’s exploitation mechanism or affected kernel versions were provided in the report.