SB2021091635 - Ubuntu update for qtbase-opensource-src

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Main Vulnerability Database SB2021091635

SB2021091635 - Ubuntu update for qtbase-opensource-src

Published: September 16, 2021

Security Bulletin ID SB2021091635
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2020-17507)

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

The vulnerability exists due to buffer over-read. A remote attacker can perform a denial of service attack.


2) Out-of-bounds write (CVE-ID: CVE-2021-38593)

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

The vulnerability exists due to a boundary error when rendering SVG file within in QOutlineMapper::convertPath. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and crash the application.


Remediation

Install update from vendor's website.

References