CVE-2025-39929

smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path

Published: 10/4/2025 Last updated: 5/12/2026 Reserved: 4/16/2025

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()

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 (4)

Product	Vendor	Version
Linux	Linux	n/a
Linux	Linux	n/a
Linux	Linux	Google Chrome prior to 59.0.3071.86 for Windows and Mac
Linux	Linux	7 for x64-based Systems Service Pack 1

CVE-2025-39929

smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path

Opam packages affected (29)

Products affected (4)

References (12)