CVE-2023-4134 — MEDIUM (5.5)

Q: How severe is CVE-2023-4134?

CVE-2023-4134 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-4134?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	< 6.5
Fedoraproject	Fedora	38

Related Weaknesses (CWE)

CWE-416

References

https://access.redhat.com/security/cve/CVE-2023-4134Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2221700Issue TrackingPatchThird Party Advisory

FAQ

What is CVE-2023-4134?

CVE-2023-4134 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 workq...

How severe is CVE-2023-4134?

CVE-2023-4134 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-4134?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora.