CVE-2024-56716

netdevsim: prevent bad user input in nsim_dev_health_break_write()

Published: 12/29/2024 Last updated: 5/4/2025 Reserved: 12/27/2024

In the Linux kernel, the following vulnerability has been resolved: netdevsim: prevent bad user input in nsim_dev_health_break_write() If either a zero count or a large one is provided, kernel can crash.

CNA assigner: Linux (416baaa9-dc9f-4396-8d5f-8c081fb06d67) Requested by: n/a

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 (2)

Product	Vendor	Version
Linux	Linux	< 10.0.20348.2340
Linux	Linux	<= 0.9

References (6)

https://git.kernel.org/stable/c/81bdfcd6e6a998e219c9dd49ec7291c2e0594bbc
https://git.kernel.org/stable/c/b3a6daaf7cfb2de37b89fd7a5a2ad4ea9aa3e181
https://git.kernel.org/stable/c/d10321be26ff9e9e912697e9e8448099654ff561
https://git.kernel.org/stable/c/470c5ecbac2f19b1cdee2a6ce8d5650c3295c94b
https://git.kernel.org/stable/c/8e9ef6bdf71bf25f4735e0230ce1919de8985835
https://git.kernel.org/stable/c/ee76746387f6233bdfa93d7406990f923641568f