VULNERABILITY INTELLIGENCE

CVE-2024-40956

CVSS score7.8 HIGH
EPSS probability0.27%
CISA KEVNot currently listed
Published2024-07-12
Last modified2026-08-04
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list Use list_for_each_entry_safe() to allow iterating through the list and deleting the entry in the iteration process. The descriptor is freed via idxd_desc_complete() and there's a slight chance may cause issue for the list iterator when the descriptor is reused by another thread without it being deleted from the list.

Weakness classification

  • nvd@nist.gov: CWE-416

Primary references