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CVE-2026-31410

ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION

Published: 4/6/2026 Last updated: 5/11/2026 Reserved: 3/9/2026

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION Use sb->s_uuid for a proper volume identifier as the primary choice. For filesystems that do not provide a UUID, fall back to stfs.f_fsid obtained from vfs_statfs().

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 < 6.2.0
Linux Linux before 6.0.1 and 5.6.5
Linux Linux MDM9607, QCS405, Rennell, Saipan, SC8180X, SDX55, SM8150, SM8250, SXR2130
Linux Linux Version 1703 for 32-bit Systems

References (8)