CVE-2025-43343
Critical
CVE-2025-43343
The issue was addressed with improved memory handling. This issue is fixed in Safari 26, tvOS 26, watchOS 26, iOS 26 and iPadOS 26, visionOS 26. Processing maliciously crafted web content may lead to an unexpected process crash.
Exploit probability
0.7%
Published
September 15, 2025
Required by
Not available
Last source change
April 16, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-43343
View original source
The issue was addressed with improved memory handling. This issue is fixed in Safari 26, tvOS 26, watchOS 26, iOS 26 and iPadOS 26, visionOS 26. Processing maliciously crafted web content may lead to an unexpected process crash.
05 / REFERENCES
Further evidence
- http://seclists.org/fulldisclosure/2025/Sep/49
- http://seclists.org/fulldisclosure/2025/Sep/53
- http://seclists.org/fulldisclosure/2025/Sep/57
- http://seclists.org/fulldisclosure/2025/Sep/59
- http://www.openwall.com/lists/oss-security/2025/10/13/4
- https://access.redhat.com/errata/RHSA-2025:19946
- https://security-tracker.debian.org/tracker/CVE-2025-43343
- https://support.apple.com/en-us/125108
- https://support.apple.com/en-us/125113
- https://support.apple.com/en-us/125114
- https://support.apple.com/en-us/125115
- https://support.apple.com/en-us/125116
- https://ubuntu.com/security/CVE-2025-43343
- https://webkitgtk.org/security/WSA-2025-0007.html