CVE-2024-45797

Publication date 16 October 2024

Last updated 9 October 2025

Ubuntu priority

Cvss 3 Severity Score

Description

LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces. Prior to version 0.5.49, unbounded processing of HTTP request and response headers can lead to excessive CPU time and memory utilization, possibly leading to extreme slowdowns. This issue is addressed in 0.5.49.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libhtp	25.10 questing	Not affected
	25.04 plucky	Not affected
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Fixed 1:0.5.46-1ubuntu2+esm1
	22.04 LTS jammy	Fixed 1:0.5.39-1ubuntu0.1~esm1
	20.04 LTS focal	Fixed 1:0.5.32-1ubuntu0.1~esm1
	18.04 LTS bionic	Fixed 1:0.5.26-1ubuntu0.1~esm1
	16.04 LTS xenial	Fixed 0.5.15-1ubuntu0.1~esm1

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro 30-day free trial

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-7814-1
LibHTP vulnerabilities
9 October 2025