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CVE-2026-23022

idpf: fix memory leak in idpf_vc_core_deinit()

Published: 1/31/2026 Last updated: 2/9/2026 Reserved: 1/13/2026

In the Linux kernel, the following vulnerability has been resolved: idpf: fix memory leak in idpf_vc_core_deinit() Make sure to free hw->lan_regs. Reported by kmemleak during reset: unreferenced object 0xff1b913d02a936c0 (size 96): comm "kworker/u258:14", pid 2174, jiffies 4294958305 hex dump (first 32 bytes): 00 00 00 c0 a8 ba 2d ff 00 00 00 00 00 00 00 00 ......-......... 00 00 40 08 00 00 00 00 00 00 25 b3 a8 ba 2d ff ..@.......%...-. backtrace (crc 36063c4f): __kmalloc_noprof+0x48f/0x890 idpf_vc_core_init+0x6ce/0x9b0 [idpf] idpf_vc_event_task+0x1fb/0x350 [idpf] process_one_work+0x226/0x6d0 worker_thread+0x19e/0x340 kthread+0x10f/0x250 ret_from_fork+0x251/0x2b0 ret_from_fork_asm+0x1a/0x30

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 (1)

Product Vendor Version
Linux Linux < 14.0.2070.1

References (4)