CVE-2023-4134

Kernel: cyttsp4_core: use-after-free in cyttsp4_watchdog_work()

CVE-2023-4134 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-4134, released November 14, 2024. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

medium

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0020

9th percentile

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.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
linux · Debian 13.5 (trixie)	6.4.4-1	DEBIAN-CVE-2023-4134	Nov 14, 2024
linux · Debian 14	6.4.4-1	DEBIAN-CVE-2023-4134	Nov 14, 2024

Details

Published
November 14, 2024
Weakness
Use After Free
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4134

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