CVE-2026-43731
Fixed in a distro release EPSS <1%CVSS 8.8
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to memory corruption.
Products: apple safari, Apple iOS and iPadOS, Apple macOS, Apple tvOS, Apple visionOS, Apple watchOS
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux:8 | webkit2gtk3 | 2.52.5-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3 | 2.54.0-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.54.0-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.52.5-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.52.5-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.54.0-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.52.5-1.el8_10 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.54.0-1.el8_10 |
| AlmaLinux:9 | webkit2gtk3 | 2.52.5-1.el9_8 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.52.5-1.el9_8 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.52.5-1.el9_8 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.52.5-1.el9_8 |
| Debian:12 | webkit2gtk | no fix |
| Debian:12 | wpewebkit | no fix |
| Debian:13 | webkit2gtk | 2.52.5-1~deb13u1 |
| Debian:13 | wpewebkit | no fix |
| Debian:14 | webkit2gtk | 2.52.5-1 |
| Debian:14 | wpewebkit | 2.52.5-1 |
| Red Hat:enterprise_linux:8 | webkit2gtk3 | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3 | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-debuginfo | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-debugsource | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-devel | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-devel | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-devel-debuginfo | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-debuginfo | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-devel | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_10 |
| Red Hat:enterprise_linux:8 | webkit2gtk3-jsc-devel-debuginfo | 0:2.54.0-1.el8_10 |
| Red Hat:enterprise_linux:9 | webkit2gtk3 | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-debuginfo | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-debugsource | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-devel | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-jsc | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el9_8 |
| Red Hat:enterprise_linux:9 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el9_8 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3 | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-devel | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-jsc | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.4 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3 | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-devel | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-jsc | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_aus:8.6 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3 | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-devel | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-jsc | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:8.8 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3 | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-debuginfo | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-debugsource | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-devel | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-jsc | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.2 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el9_2 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3 | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-debuginfo | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-debugsource | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-devel | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-jsc | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_e4s:9.4 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el9_4 |
| Red Hat:rhel_els:7 | webkitgtk4 | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_els:7 | webkitgtk4-debuginfo | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_els:7 | webkitgtk4-devel | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_els:7 | webkitgtk4-doc | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_els:7 | webkitgtk4-jsc | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_els:7 | webkitgtk4-jsc-devel | 0:2.52.5-1.el7_9 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3 | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-debuginfo | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-debugsource | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-devel | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-jsc | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus:9.6 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el9_6 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3 | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-devel | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-jsc | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.4 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_4 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3 | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-devel | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-jsc | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_eus_long_life:8.6 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_6 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3 | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-debugsource | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-devel | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-devel-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-jsc | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-jsc-debuginfo | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-jsc-devel | 0:2.52.5-1.el8_8 |
| Red Hat:rhel_tus:8.8 | webkit2gtk3-jsc-devel-debuginfo | 0:2.52.5-1.el8_8 |
| Rocky Linux:8 | webkit2gtk3 | 0:2.54.0-1.el8_10 |
| Rocky Linux:8 | webkit2gtk3 | 0:2.52.5-1.el8_10 |
| Rocky Linux:9 | webkit2gtk3 | 0:2.52.5-1.el9_8 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP7 | webkit2gtk3-soup2 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP7 | webkit2gtk4 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Module for Desktop Applications 15 SP7 | webkit2gtk3 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP7 | webkit2gtk4 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | webkit2gtk3 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | webkit2gtk3-soup2 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | webkit2gtk4 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server 16.0 | webkit2gtk3 | 2.52.5-160000.1.1 |
| SUSE:Linux Enterprise Server 16.0 | webkit2gtk4 | 2.52.5-160000.1.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | webkit2gtk3 | 2.52.5-4.63.2 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | webkit2gtk3 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | webkit2gtk3-soup2 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | webkit2gtk4 | 2.52.5-150400.4.146.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | webkit2gtk3 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | webkit2gtk3-soup2 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | webkit2gtk4 | 2.52.5-150600.12.71.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | webkit2gtk3 | 2.52.5-160000.1.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | webkit2gtk4 | 2.52.5-160000.1.1 |
| Ubuntu:16.04:LTS | qtwebkit-opensource-src | no fix |
| Ubuntu:16.04:LTS | qtwebkit-source | no fix |
| Ubuntu:16.04:LTS | webkit2gtk | no fix |
| Ubuntu:16.04:LTS | webkitgtk | no fix |
| Ubuntu:18.04:LTS | qtwebkit-opensource-src | no fix |
| Ubuntu:18.04:LTS | qtwebkit-source | no fix |
| Ubuntu:18.04:LTS | webkit2gtk | no fix |
| Ubuntu:18.04:LTS | webkitgtk | no fix |
| Ubuntu:20.04:LTS | qtwebkit-opensource-src | no fix |
| Ubuntu:20.04:LTS | webkit2gtk | no fix |
| Ubuntu:20.04:LTS | wpewebkit | no fix |
| Ubuntu:22.04:LTS | qtwebkit-opensource-src | no fix |
| Ubuntu:22.04:LTS | webkit2gtk | no fix |
| Ubuntu:22.04:LTS | wpewebkit | no fix |
| Ubuntu:24.04:LTS | qtwebkit-opensource-src | no fix |
| Ubuntu:24.04:LTS | webkit2gtk | 2.52.6-0ubuntu0.24.04.1 |
| Ubuntu:26.04:LTS | webkit2gtk | 2.52.6-0ubuntu0.26.04.1 |
| openSUSE:Leap 16.0 | webkit2gtk3 | 2.52.5-160000.1.1 |
| openSUSE:Leap 16.0 | webkit2gtk3-soup2 | 2.52.5-160000.1.1 |
| openSUSE:Leap 16.0 | webkit2gtk4 | 2.52.5-160000.1.1 |