CVE-2026-43699
Fixed in a distro release EPSS <1%CVSS 6.5
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 an unexpected process crash.
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 |