SB2023091192 - Amazon Linux AMI update for poppler



SB2023091192 - Amazon Linux AMI update for poppler

Published: September 11, 2023

Security Bulletin ID SB2023091192
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Input validation error (CVE-ID: CVE-2022-37050)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the PDFDoc::savePageAs() function in PDFDoc.c. A remote attacker can trick the victim to open a specially crafted PDF file and perform a denial of service (DoS) attack.

Note, the vulnerability exists due to incomplete patch for #VU16830 (CVE-2018-20662).


2) Input validation error (CVE-ID: CVE-2018-20662)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a wrong return value from PDFDoc::setup when an xref data structure is mishandled during extractPDFSubtype processing. A remote attacker can trick the victim into opening a specially crafter PDF file cause application crash by Object.h SIGABRT.


Remediation

Install update from vendor's website.