SB2021011503 - Out-of-bounds read in podofo (Alpine package)



SB2021011503 - Out-of-bounds read in podofo (Alpine package)

Published: January 15, 2021

Security Bulletin ID SB2021011503
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2017-7378)

CWE-ID: CWE-125 - Out-of-bounds read

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


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

The vulnerability exists due to a boundary error in The PoDoFo::PdfPainter::ExpandTabs function in PdfPainter.cpp in PoDoFo 0.9.5. A remote attacker can perform a denial of service (heap-based buffer over-read and application crash) via a crafted PDF document.


Remediation

Install update from vendor's website.