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CVE-2023-4134

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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
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 31.3% of all 365,891 vulnerabilities in our database.

#251,399
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: Nov 14, 2024
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
Red Hat would like to thank Duoming Zhou for reporting this issue.
SSVC data provided by CISA
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)

📦 Affected Products 2

🔗 References 2

https://bugzilla.redhat.com/show_bug.cgi?id=2221700
Issue Tracking Patch Third Party Advisory

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-98164 ⚠️ high 7.1 0.2 In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Check write tracking in all address s... 2026-09-29
CVE-2026-98163 ⚠️ high 7.8 0.1 In the Linux kernel, the following vulnerability has been resolved: cgroup: Avoid iteration of dying tasks with zero re... 2026-09-26
CVE-2026-98049 🔶 medium 5.5 0.1 In the Linux kernel, the following vulnerability has been resolved: bpf: zero extend the result of an arena 32-bit cmpx... 2026-09-25
CVE-2026-98050 ⚠️ high 7.5 0.2 In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_ptp: Fix napi_gro_receive() call fr... 2026-09-25
CVE-2026-98051 🔶 medium 5.5 0.1 In the Linux kernel, the following vulnerability has been resolved: net: bcmasp: fix tx_spb_ring_full() checking same s... 2026-09-25
CVE-2026-98052 ⚠️ high 7.8 0.1 In the Linux kernel, the following vulnerability has been resolved: net: bcmasp: clear txcb->last before writing each d... 2026-09-25
These CVEs affect the same products