PT-2025-49464 · Linux · Linux Kernel

CVE-2022-50623

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Published

2022-09-01

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Updated

2026-08-04

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An integer overflow exists in the dfl feature ioctl set irq() function when handling the multiplication of hdr.count and sizeof(s32) on 32-bit systems. This calculation can overflow, leading to potential memory corruption. The function dfl feature ioctl set irq() is vulnerable. The hdr.count variable is involved in the calculation.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Overflow

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Weakness Enumeration

Related Identifiers

BDU:2026-10368
CVE-2022-50623
SUSE-SU-2026:0263-1
SUSE-SU-2026:0317-1
SUSE-SU-2026:0350-1
SUSE-SU-2026:0369-1
SUSE-SU-2026:0411-1
SUSE-SU-2026:0617-1

Affected Products

Linux Kernel