CVE-2023-4134

MEDIUM

Linux Kernel < 6.5 - Use-After-Free in cyttsp4_core Driver

Title source: llm

Description

A use-after-free vulnerability was found in the cyttsp4_core driver in the Linux kernel. This issue occurs in the device cleanup routine due to a possible rearming of the watchdog_timer from the workqueue. This could allow a local user to crash the system, causing a denial of service.

References (2)

Core 2

Core References

Third Party Advisory vdb-entry x_refsource_redhat

https://access.redhat.com/security/cve/CVE-2023-4134

Issue Tracking, Patch, Third Party Advisory issue-tracking x_refsource_redhat

https://bugzilla.redhat.com/show_bug.cgi?id=2221700

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 3.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-416

Status published

Products (2)

fedoraproject/fedora 38

linux/linux_kernel < 6.5

Published Nov 14, 2024

Tracked Since Feb 18, 2026