CVE-2021-3508

Publication date 28 April 2021

Last updated 11 July 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in PDFResurrect in version 0.22b. There is an infinite loop in get_xref_linear_skipped() in pdf.c via a crafted PDF file.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
pdfresurrect	25.10 questing	Vulnerable
	25.04 plucky	Ignored end of life, was needed
	24.10 oracular	Ignored end of life, was needed
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needed
	23.04 lunar	Ignored end of life, was needed
	22.10 kinetic	Ignored end of life, was needed
	22.04 LTS jammy	Fixed 0.22-2ubuntu0.1~esm1
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Fixed 0.19-1ubuntu0.1~esm1
	18.04 LTS bionic	Fixed 0.14-1ubuntu0.1~esm1
	16.04 LTS xenial	Fixed 0.12-6ubuntu0.2+esm1
	14.04 LTS trusty	Needs evaluation

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Patch details

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

Package	Patch details
pdfresurrect	Upstream: 7e35d18

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-5282-1
PDFResurrect vulnerabilities
3 June 2022