SB2022082301 - Cloud Foundry Foundation cflinuxfs3 update for Libxslt



SB2022082301 - Cloud Foundry Foundation cflinuxfs3 update for Libxslt

Published: August 23, 2022

Security Bulletin ID SB2022082301
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

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

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Type Confusion (CVE-ID: CVE-2019-5815)

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

The vulnerability exists due to a type confusion error within the xsltNumberFormatGetMultipleLevel. A remote attacker can pass specially crafted XML data to the application, trigger a type confusion error and crash the application.


2) Use-after-free (CVE-ID: CVE-2021-30560)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Blink XSLT component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

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


Remediation

Install update from vendor's website.