CVE-2023-4134

🔶 medium

Summary

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.

CVSS Score

5.5

Medium

EPSS Score

0.0

Exploit Probability

Published Date

2024-11-14

First Seen: 2026-01-05

Last Modified 2024-11-18

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-416

🔗 References 2

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

Third Party Advisory

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

Issue Tracking Patch Third Party Advisory

📦 Affected Products 2

Vendor	Product	Status	Affected Versions
linux	linux_kernel	Affected	< 6.5
fedoraproject	fedora	Affected	v38

🔗 Related CVEs 6

CVE ID	Severity	CVSS	Summary	Published
CVE-2025-39966	🔶 medium	4.7	In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix race during abort for file descriptors...	2025-10-15
CVE-2025-39967	🔶 medium	5.5	In the Linux kernel, the following vulnerability has been resolved: fbcon: fix integer overflow in fbcon_do_set_font F...	2025-10-15
CVE-2025-39964	ℹ️ low	3.3	In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Disallow concurrent writes in af_a...	2025-10-13
CVE-2025-39965	⚠️ high	7.8	In the Linux kernel, the following vulnerability has been resolved: xfrm: xfrm_alloc_spi shouldn't use 0 as SPI x->id....	2025-10-13
CVE-2025-39954	🔶 medium	5.5	In the Linux kernel, the following vulnerability has been resolved: clk: sunxi-ng: mp: Fix dual-divider clock rate read...	2025-10-09
CVE-2025-39955	⚠️ high	7.8	In the Linux kernel, the following vulnerability has been resolved: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconne...	2025-10-09

These CVEs affect the same products