Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-98146

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Remove __counted_by from struct amdxdna_cmd_chain struct amdxdna_cmd_chain contains a flexible array annotated with __counted_by(command_count). Since the structure is stored in shared AMDXDNA_BO_SHARE memory, userspace can modify command_count concurrently. If command_count is changed to zero, the bounds check generated from __counted_by may fail and trigger a kernel panic. Remove __counted_by to avoid relying on the userspace-controlled command_count for the flexible array bounds check.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 0.4%
CVSS Severity
CVSS v3 Score 5.5
Products affected by CVE-2026-98146


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