SB2024111218 - Red Hat Enterprise Linux 9 update for webkit2gtk3



SB2024111218 - Red Hat Enterprise Linux 9 update for webkit2gtk3

Published: November 12, 2024

Security Bulletin ID SB2024111218
Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Medium 25% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Spoofing attack (CVE-ID: CVE-2023-42843)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in WebKit. A remote attacker can spoof the browser address bar.


2) Use-after-free (CVE-ID: CVE-2023-42950)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing HTML content in WebKit. A remote attacker can trick the victim to visit a specially crafted website, 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.


3) Buffer overflow (CVE-ID: CVE-2023-42956)

The vulnerability allows a remote attacker to crash the browser

The vulnerability exists due to a boundary error when processing web content in WebKit. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and crash the browser.


4) Use-after-free (CVE-ID: CVE-2024-4558)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the ANGLE 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.