SB2020070950 - Heap-based buffer overflow in openexr (Alpine package) 



SB2020070950 - Heap-based buffer overflow in openexr (Alpine package)

Published: July 9, 2020

Security Bulletin ID SB2020070950
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2020-15306)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in "getChunkOffsetTableSize()" in "IlmImf/ImfMisc.cpp". A local user can pass specially crafted data to the applicatoin, trigger heap-based buffer overflow and cause a denial of service conditon on the target system.


Remediation

Install update from vendor's website.