REDHAT-BUG-2483958: High severity Apple Safari vulnerability

Published Jun 2, 2026
·
Updated

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

Affected Software

7 affected components
Apple Safari<26.5
Apple iOS<26.5
Apple iPadOS<26.5
Apple macOS Tahoe<26.5
Apple tvOS<26.5
Apple visionOS<26.5
Apple WatchOS<26.5

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apple Safari (and Safari-based OS components: iOS/iPadOS/macOS/tvOS/visionOS/watchOS) to a version that resolves this vulnerability.

    Fixed in 26.5

Event History

Jun 2, 2026
Data Sourced
via Red Hat·01:29 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2483958?

The severity of REDHAT-BUG-2483958 is classified as high with a score of 7.

2

How do I fix REDHAT-BUG-2483958?

To fix REDHAT-BUG-2483958, update to Safari 26.5, iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, or watchOS 26.5.

3

What products are affected by REDHAT-BUG-2483958?

The products affected by REDHAT-BUG-2483958 include Apple Safari, iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS.

4

What is the impact of REDHAT-BUG-2483958?

The impact of REDHAT-BUG-2483958 is that processing maliciously crafted web content may lead to an unexpected process crash.

5

When was REDHAT-BUG-2483958 published?

REDHAT-BUG-2483958 was published on June 2, 2026.

Contact

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