SB2025102928 - Red Hat Enterprise Linux 8 update for webkit2gtk3
Published: October 29, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2025-43272)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in WebKit. A remote attacker can trick the victim into opening a specially crafted website and crash the browser.
2) Improper access control (CVE-ID: CVE-2025-43342)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper access restrictions in WebKit. A remote attacker can trick the victim into opening a specially crafted website and crash the browser.
3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2025-43356)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to missing permissions checks. A remote attacker can trick the victim into visiting a specially crafted website and gain access to sensor information without user consent.
4) Use after free (CVE-ID: CVE-2025-43368)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error in WebKit Process Model. A remote attacker can trick the victim into opening a specially crafted website and crash the browser.
Remediation
Install update from vendor's website.