CVE-2021-33798

Publication date 7 July 2023

Last updated 11 July 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A null pointer dereference was found in libpano13, version libpano13-2.9.20. The flow allows attackers to cause a denial of service and potential code execute via a crafted file.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libpano13	25.10 questing	Needs evaluation
	25.04 plucky	Needs evaluation
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Needs evaluation
	23.10 mantic	Ignored end of life, was needs-triage
	23.04 lunar	Ignored end of life, was needs-triage
	22.10 kinetic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Needs evaluation
	20.04 LTS focal	Needs evaluation
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation
	14.04 LTS trusty	Ignored end of standard support

Notes

mdeslaur

likely dupe of CVE-2021-33293

Severity score breakdown

Parameter	Value
Base score	4.7 · Medium
Attack vector	Local
Attack complexity	High
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H