SB2020091808 - Infinite loop in openjpeg (Alpine package) 



SB2020091808 - Infinite loop in openjpeg (Alpine package)

Published: September 18, 2020

Security Bulletin ID SB2020091808
Severity
Low
Patch available
YES
Number of vulnerabilities 1
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 1 security vulnerability.


1) Infinite loop (CVE-ID: CVE-2019-12973)

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

The vulnerability exists due to excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c in Open JPEG. A remote attacker can create a specially crafted .bmp file, pass it to the affected application and perform denial of service (DoS) attack.


Remediation

Install update from vendor's website.