REDHAT-BUG-2489240: Low severity Mozilla Firefox vulnerability
Published Jun 16, 2026
·Updated
Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152 and Firefox ESR 140.12.
Affected Software
1 affected component
Mozilla Firefox>152, >140.12
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
firefoxto a version that resolves this vulnerability.Fixed in 152 - Upgrade
Upgrade
firefox esrto a version that resolves this vulnerability.Fixed in 140.12
Event History
Jun 16, 2026
Data Sourced
via Red Hat·02:03 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of REDHAT-BUG-2489240?
The severity of REDHAT-BUG-2489240 is classified as low.
2
How do I fix REDHAT-BUG-2489240?
To fix REDHAT-BUG-2489240, update to Firefox version 152 or Firefox ESR version 140.12.
3
What components are affected by REDHAT-BUG-2489240?
REDHAT-BUG-2489240 affects the Graphics: CanvasWebGL component.
4
When was REDHAT-BUG-2489240 published?
REDHAT-BUG-2489240 was published on June 16, 2026.
5
What are the consequences of REDHAT-BUG-2489240?
The consequences of REDHAT-BUG-2489240 arise from incorrect boundary conditions, which may lead to unpredicted behavior in WebGL applications.