CVE-2024-21386

Publication date 13 February 2024

Last updated 26 August 2025

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

.NET Denial of Service Vulnerability

Status

Show unmaintained releases

Package	Ubuntu Release	Status
dotnet6	23.10 mantic	Fixed 6.0.127-0ubuntu1~23.10.1
	22.04 LTS jammy	Fixed 6.0.127-0ubuntu1~22.04.1
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
dotnet7	23.10 mantic	Fixed 7.0.116-0ubuntu1~23.10.1
	22.04 LTS jammy	Fixed 7.0.116-0ubuntu1~22.04.1
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
dotnet8	23.10 mantic	Fixed 8.0.102-8.0.2-0ubuntu1~23.10.1
	22.04 LTS jammy	Fixed 8.0.102-8.0.2-0ubuntu1~22.04.1
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-6634-1
.NET vulnerabilities
13 February 2024

Other references