SB2025052642 - SUSE update for MozillaFirefox 

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Main Vulnerability Database SB2025052642

SB2025052642 - SUSE update for MozillaFirefox

Published: May 26, 2025

Security Bulletin ID SB2025052642
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds write (CVE-ID: CVE-2025-4920)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing JavaScript "Promise" object. A remote attacker can trick the victim into visiting a specially crafted website, trigger an out-of-bounds write and execute arbitrary code on the target system.


2) Out-of-bounds write (CVE-ID: CVE-2025-4921)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when manipulating a JavaScript object by confusing array index sizes. A remote attacker can trick the victim into visiting a specially crafted website, trigger an out-of-bounds write and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.

References