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CVE-2025-39933

smb: client: let recv_done verify data_offset, data_length and remaining_data_length

Published: 10/4/2025 Last updated: 6/11/2026 Reserved: 4/16/2025

In the Linux kernel, the following vulnerability has been resolved: smb: client: let recv_done verify data_offset, data_length and remaining_data_length This is inspired by the related server fixes.

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 2019.010.20100 and earlier, 2019.010.20099 and earlier, 2017.011.30140 and earlier version, 2017.011.30138 and earlier version, 2015.006.30495 and earlier, and 2015.006.30493 and earlier versions
Linux Linux Android-10
Linux Linux 2008 for 32-bit Systems Service Pack 2
Linux Linux 2008 for Itanium-Based Systems Service Pack 2

References (4)