PT-2025-54172 · Linux+1 · Linux Kernel+1

Published

2023-06-23

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Updated

2026-03-24

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CVE-2023-54326

CVSS v2.0

4.6

Medium

VectorAV:L/AC:L/Au:S/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A flaw exists in the PCI endpoint test driver where IRQs are freed after the device is removed. This creates a race condition where IRQs could be received with the test device’s memory already released, leading to an invalid memory access in the IRQ handler and a system crash. The issue occurs in the pci endpoint test remove() function.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

Related Identifiers

BDU:2026-01165
CVE-2023-54326
RHSA-2024:2394
SUSE-SU-2026:0263-1
SUSE-SU-2026:0278-1
SUSE-SU-2026:0281-1
SUSE-SU-2026:0293-1
SUSE-SU-2026:0315-1
SUSE-SU-2026:0317-1
SUSE-SU-2026:0411-1
SUSE-SU-2026:0617-1
SUSE-SU-2026:20477-1
SUSE-SU-2026:20498-1
SUSE-SU-2026:20845-1
SUSE-SU-2026:20876-1

Affected Products

Linux Kernel
Red Os