CVE-2023-4134

low-risk

Published 2024-11-14

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.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (2)

Linux Kernel

Fedora

Affected Vendors

Linux Fedoraproject

References (2)

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

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

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 7/34 · Low