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CVE-2023-4134

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

Published: 11/14/2024 Last updated: 11/14/2024 Reserved: 8/3/2023

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.

CNA assigner: fedora (92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 5.5 Medium CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Opam packages affected (27)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes orun rawlink rawlink-eio rawlink-lwt shell solo5 solo5-bindings-hvt solo5-bindings-spt solo5-cross-aarch64 solo5-kernel-ukvm tracy-client tuntap uring vhd-format vhd-format-lwt xapi-stdext-unix

Products affected (6)

Product Vendor Version
6.2.3.4
Red Hat Enterprise Linux 6 Red Hat n/a
Red Hat Enterprise Linux 7 Red Hat 6.2.3.7
Red Hat Enterprise Linux 9 Red Hat n/a
Red Hat Enterprise Linux 7 Red Hat 6.2.3.8
Red Hat Enterprise Linux 9 Red Hat < 5bb105cc72beb9d51bf12f5c657336d2d35bdc5d

References (2)

Credits (1)