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Vulnerability · Published Nov 4, 2025 · Assigned by apple

CVE-2025-43419

High 8.8

In plain English

A high-severity memory corruption in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 65.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

The issue was addressed with improved memory handling. This issue is fixed in Safari 26, iOS 26 and iPadOS 26, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. Processing maliciously crafted web content may lead to memory corruption.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8webkit2gtk32.50.0-1.el8_10ALSA-2025:17802
AlmaLinux:8webkit2gtk32.50.3-1.el8_10ALSA-2025:22789
AlmaLinux:9webkit2gtk32.50.3-1.el9_7ALSA-2025:22790
AlmaLinux:8webkit2gtk3-devel2.50.0-1.el8_10ALSA-2025:17802
AlmaLinux:8webkit2gtk3-devel2.50.3-1.el8_10ALSA-2025:22789
AlmaLinux:9webkit2gtk3-devel2.50.3-1.el9_7ALSA-2025:22790
AlmaLinux:8webkit2gtk3-jsc2.50.3-1.el8_10ALSA-2025:22789
AlmaLinux:8webkit2gtk3-jsc2.50.0-1.el8_10ALSA-2025:17802
AlmaLinux:9webkit2gtk3-jsc2.50.3-1.el9_7ALSA-2025:22790
AlmaLinux:8webkit2gtk3-jsc-devel2.50.3-1.el8_10ALSA-2025:22789
AlmaLinux:8webkit2gtk3-jsc-devel2.50.0-1.el8_10ALSA-2025:17802
AlmaLinux:9webkit2gtk3-jsc-devel2.50.3-1.el9_7ALSA-2025:22790
Debian:12webkit2gtk2.50.1-1~deb12u1DEBIAN-CVE-2025-43419
Debian:12webkit2gtk2.50.1-1~deb12u1DSA-6042-1
Debian:13webkit2gtk2.50.1-1~deb13u1DSA-6042-1
Debian:13webkit2gtk2.50.1-1~deb13u1DEBIAN-CVE-2025-43419
Debian:14webkit2gtk2.50.0-1DEBIAN-CVE-2025-43419
Debian:12wpewebkitno fix listedDEBIAN-CVE-2025-43419
Debian:13wpewebkitno fix listedDEBIAN-CVE-2025-43419
Debian:14wpewebkit2.50.0-1DEBIAN-CVE-2025-43419
Rocky Linux:8webkit2gtk30:2.50.3-1.el8_10RLSA-2025:22789
Rocky Linux:9webkit2gtk30:2.50.3-1.el9_7RLSA-2025:22790
Ubuntu:22.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2025-43419
Ubuntu:24.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2025-43419
Ubuntu:22.04:LTSwebkit2gtk2.50.1-0ubuntu0.22.04.1UBUNTU-CVE-2025-43419
Ubuntu:24.04:LTSwebkit2gtk2.50.1-0ubuntu0.24.04.1UBUNTU-CVE-2025-43419
Ubuntu:25.10webkit2gtk2.50.0-2ubuntu1.1UBUNTU-CVE-2025-43419
Ubuntu:22.04:LTSwpewebkitno fix listedUBUNTU-CVE-2025-43419

Affected products (as reported)

VendorProductVersions
Apple Safari 0 – before 26
Apple iOS and iPadOS 0 – before 26
Apple macOS 0 – before 26
Apple tvOS 0 – before 26
Apple visionOS 0 – before 26
Apple watchOS 0 – before 26

Weakness: CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References