4 papers · 1 filter
Partition-Matched Evaluation of Community Features under Distribution Shift in Android Malware Function-Call Graphs
Junru Zhu, Yixin Yang, Xiaoqing Ding +1
Graph-based Android malware classifiers can lose accuracy under malware-type or family shifts. We test whether mesoscopic organization in function-call graphs provides shift-stable…
Residual Community Prototypes Under-Reject Held-Out Malware Families in FCG-MFD
Junru Zhu, Yixin Yang, Xiaoqing Ding +1
Open-set malware-family recognition must classify known families while rejecting families absent from training. We test whether Louvain-community summaries add rejection informatio…
LeaseGuard: Incumbent-Preserving Admission Control for Privileged LLM Agents
Junru Zhu, Yixin Yang, Xiaoqing Ding +1
Privileged language-model agents can satisfy a new system task by displacing a healthy incumbent that depends on the same file, process, socket, lock, or capacity allocation. This…
Graph Is the Verifier: Agentic Reinforcement Learning for Interprocedural Vulnerability Detection
Yikun Li, Ting Zhang, Jiakun Liu +9
Real-world vulnerabilities often span multiple functions, yet most learning-based detectors classify each function in isolation: on a sample of real CVEs, we find that 71.7% of vul…