CVE-2024-38949

Publication date 26 June 2024

Last updated 20 October 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Heap Buffer Overflow vulnerability in Libde265 v1.0.15 allows attackers to crash the application via crafted payload to display444as420 function at sdl.cc

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libde265	25.10 questing	Vulnerable, fix deferred
	25.04 plucky	Vulnerable, fix deferred
	24.10 oracular	Ignored end of life, was deferred [2025-10-20]
	24.04 LTS noble	Vulnerable, fix deferred
	23.10 mantic	Ignored end of life, was deferred [2024-09-16]
	22.04 LTS jammy	Vulnerable, fix deferred
	20.04 LTS focal	Vulnerable, fix deferred
	18.04 LTS bionic	Vulnerable, fix deferred
	16.04 LTS xenial	Vulnerable, fix deferred

Notes

mdeslaur

as of 2025-10-20, there is no fix available from libde265 developers

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libde265	Upstream: https://github.com/strukturag/libde265/pull/462

Severity score breakdown

Parameter	Value
Base score	6.5 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H