SB2023092535 - SUSE update for djvulibre

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Main Vulnerability Database SB2023092535

SB2023092535 - SUSE update for djvulibre

Published: September 25, 2023

Security Bulletin ID SB2023092535
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Low 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Out-of-bounds write (CVE-ID: CVE-2021-32490)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the DJVU::filter_bv()  function. A remote attacker can create a specially crafted djvu file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.


2) Division by zero (CVE-ID: CVE-2021-46310)

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

The vulnerability exists due to a divide by zero error in IW44Image.cpp. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.


3) Division by zero (CVE-ID: CVE-2021-46312)

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

The vulnerability exists due to a divide by zero error in IW44EncodeCodec.cpp. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References