CVE-2024-43883

usb: vhci-hcd: Do not drop references before new references are gained

Published: 8/23/2024 Last updated: 5/23/2026 Reserved: 8/17/2024

In the Linux kernel, the following vulnerability has been resolved: usb: vhci-hcd: Do not drop references before new references are gained At a few places the driver carries stale pointers to references that can still be used. Make sure that does not happen. This strictly speaking closes ZDI-CAN-22273, though there may be similar races in the driver.

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

Opam packages affected (29)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes ortools_solvers 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 (3)

Product	Vendor	Version
Linux	Linux	2008 R2 for x64-based Systems Service Pack 1 (Core installation)
Linux	Linux	2008 R2 for Itanium-Based Systems Service Pack 1
Linux	Linux	8.0

CVE-2024-43883

usb: vhci-hcd: Do not drop references before new references are gained

Opam packages affected (29)

Products affected (3)

References (20)