CVE-2022-49054

Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests

Published: 2/26/2025 Last updated: 12/23/2025 Reserved: 2/26/2025

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests hv_panic_page might contain guest-sensitive information, do not dump it over to Hyper-V by default in isolated guests. While at it, update some comments in hyperv_{panic,die}_event().

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

Opam packages affected (28)

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 restricted 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 (1)

Product	Vendor	Version
Linux	Linux	<= 2.0.2

CVE-2022-49054

Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests

Opam packages affected (28)

Products affected (1)

References (6)