---
title: "CVE-2024-36293\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-2024-36293?format=md
keywords: index, follow
---

# CVE-2024-36293

Publication date 11 February 2025

Last updated 3 July 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**6.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2024-36293?format=md#impact-score)

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## Description

Improper access control in the EDECCSSA user leaf function for some
Intel(R) Processors with Intel(R) SGX may allow an authenticated user to
potentially enable denial of service via local access.

### From the Ubuntu Security Team

It was discovered that some Intel® Processors with Intel® SGX did not
properly restrict access to the EDECCSSA user leaf function. A local
authenticated attacker could use this issue to cause a denial of service.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| intel-microcode | 24.10 oracular | Fixed 3.20250211.0ubuntu0.24.10.1 |
| 24.04 LTS noble | Fixed 3.20250211.0ubuntu0.24.04.1 |
| 22.04 LTS jammy | Fixed 3.20250211.0ubuntu0.22.04.1 |
| 20.04 LTS focal | Fixed 3.20250211.0ubuntu0.20.04.1 |
| 18.04 LTS bionic | Fixed 3.20250211.0ubuntu0.18.04.1+esm1  Ubuntu Pro |
| 16.04 LTS xenial | Fixed 3.20250211.0ubuntu0.16.04.1+esm1  Ubuntu Pro |
| 14.04 LTS trusty | Ignored trusty does not support microcode loading |

---

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

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## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.5 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Privileges required | Low |
  | User interaction | None |
  | Scope | Changed |
  | Confidentiality impact | None |
  | Integrity impact | None |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-36293)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2024-36293)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2024-36293)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2024-36293)

### Related Ubuntu Security Notices (USN)

+ [USN-7269-1](https://usn.ubuntu.com/USN-7269-1)
+ Intel Microcode vulnerabilities
+ 17 February 2025

+ [USN-7269-2](https://usn.ubuntu.com/USN-7269-2)
+ Intel Microcode vulnerabilities
+ 24 February 2025

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2024-36293>
* <https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01213.html>
* <https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20250211>