SecuriTricks - CVE-2023-4134

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.

Product(s) Impacted

Vendor	Product	Versions
Linux	Linux Kernel	*
Fedoraproject	Fedora	38

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-416

Use After Free

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	fedoraproject	fedora	38	/	/	/	/	/	/	/

References

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

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

CVSS Score

5.5 / 10

CVSS Data - 3.1

Attack Vector: LOCAL
Attack Complexity: LOW
Privileges Required: LOW
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH

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

View Vector String

Timeline

Published: Nov. 14, 2024, 11:15 a.m.
Last Modified: Nov. 18, 2024, 10:08 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

patrick@puiterwijk.org

CVE-2023-4134