CVE-2025-39733

team: replace team lock with rtnl lock

Published: 9/7/2025 Last updated: 9/29/2025 Reserved: 4/16/2025

In the Linux kernel, the following vulnerability has been resolved: team: replace team lock with rtnl lock syszbot reports various ordering issues for lower instance locks and team lock. Switch to using rtnl lock for protecting team device, similar to bonding. Based on the patch by Tetsuo Handa.

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 (4)

Product	Vendor	Version
Linux	Linux	2.6
Linux	Linux	2.7
Linux	Linux	n/a
Linux	Linux	6.0.6.1

References (6)

https://git.kernel.org/stable/c/556a4337ba3e9a70e1e3a428e8465c3ea3c4aa41
https://git.kernel.org/stable/c/53edc761c9911f597b6d701e846f6e84f15eaa6d
https://git.kernel.org/stable/c/bfb4fb77f9a8ce33ce357224569eae5564eec573
https://git.kernel.org/stable/c/556a4337ba3e9a70e1e3a428e8465c3ea3c4aa41
https://git.kernel.org/stable/c/53edc761c9911f597b6d701e846f6e84f15eaa6d
https://git.kernel.org/stable/c/bfb4fb77f9a8ce33ce357224569eae5564eec573