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In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Remove improper idxd_free The call to idxd_free() introduces a duplicate put_device() leading to a reference cou…

高危 CVSS 7.8
CVECVE-2025-39871
首次发现2026-10-15 13:16 UTC
披露时间2025-09-23 06:15 UTC
最后更新2026-10-15 13:16 UTC
通道状态auto

摘要

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Remove improper idxd_free The call to idxd_free() introduces a duplicate put_device() leading to a reference count underflow: refcount_t: underflow; use-after-free. WARNING: CPU: 15 PID: 4428 at lib/refcount.c:28 refcount_warn_saturate+0xbe/0x110 ... Call Trace: <TASK> idxd_remove+0xe4/0x120 [idxd] pci_device_remove+0x3f/0xb0 device_release_driver_internal+0x197/0x200 driver_detach+0x48/0x90 bus_re…

中文摘要建设中,暂以英文摘要呈现(DR-003 v2)。

深度研判

该漏洞尚未生成深度研判报告(DR-003 v2 AI pipeline 建设中)。

受影响产品

  • :

数据来源

  • NVD DATABASE

原始链接

时间线

  1. nvd_ingest NVD