SB2022072564 - Fedora 35 update for python-ujson



SB2022072564 - Fedora 35 update for python-ujson

Published: July 25, 2022

Security Bulletin ID SB2022072564
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

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

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2022-31116)

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

The vulnerability exists due to an error when decoding untrusted input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


2) Double Free (CVE-ID: CVE-2022-31117)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when decoding untrusted input. A remote attacker can pass specially crafted data to the application, trigger double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


3) Stack-based buffer overflow (CVE-ID: CVE-2021-45958)

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

The vulnerability exists due to a boundary error in Buffer_AppendIndentUnchecked. A remote unauthenticated attacker can trigger stack-based buffer overflow and cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.