---
title: "CVE-2025-3548\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2025-3548?format=md
keywords: index, follow
---

# CVE-2025-3548

Publication date 14 April 2025

Last updated 11 September 2026

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**5.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2025-3548?format=md#impact-score)

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## Description

A vulnerability, which was classified as critical, has been found in Open
Asset Import Library Assimp up to 5.4.3. This issue affects the function
aiString::Set in the library include/assimp/types.h of the component File
Handler. The manipulation leads to heap-based buffer overflow. It is
possible to launch the attack on the local host. The exploit has been
disclosed to the public and may be used. It is recommended to apply a patch
to fix this issue.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| assimp | 26.04 LTS resolute | Needs evaluation |
| 25.10 questing | Ignored end of life, was needs-triage |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.10 oracular | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Needs evaluation |
| 22.04 LTS jammy | Needs evaluation |
| 20.04 LTS focal | Needs evaluation |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Needs evaluation |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Severity score breakdown

CVSS version:

CVSS v4.0

[CVSS v4.0](https://ubuntu.com/security/CVE-2025-3548?format=md)
[CVSS v3.0](https://ubuntu.com/security/CVE-2025-3548?format=md)

**Base score**

1.9 · Low

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Attack requirements | None |
  | Privileges required | Low |
  | User interaction | None |
  | Vulnerable system - Confidentiality impact | Low |
  | Vulnerable system - Integrity impact | Low |
  | Vulnerable system - Availability impact | Low |
  | Subsequent system - Confidentiality impact | None |
  | Subsequent system - Integrity impact | None |
  | Subsequent system - Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 1.9 · Low |
  | Base + Threat score | - |
  | Base + Environmental score | - |
  | Base + Threat + Environmental score | - |

**Vector:** CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-3548)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2025-3548)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2025-3548)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2025-3548)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2025-3548>
* <https://github.com/assimp/assimp/issues/6068>
* <https://github.com/assimp/assimp/pull/6073>
* <https://github.com/user-attachments/files/19580584/aiString_Set-hbo.zip>
* <https://vuldb.com/?ctiid.304589>
* <https://vuldb.com/?id.304589>
* <https://vuldb.com/?submit.546413>