SB2022102162 - Fedora 36 update for mingw-expat

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Main Vulnerability Database SB2022102162

SB2022102162 - Fedora 36 update for mingw-expat

Published: October 21, 2022

Security Bulletin ID SB2022102162
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 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-2022-30674)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when processing files. A remote attacker can create a specially crafted QXD file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.


2) Use-after-free (CVE-ID: CVE-2022-40674)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the doContent() function in xmlparse.c. A remote attacker can pass specially crafted input to the application that is using the affected library, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Remediation

Install update from vendor's website.

References