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CVE-2026-64779

Fixed in a distro release EPSS <1%CVSS 3.1

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Published 2026-08-17 · CVE record · OSV

Products: apple safari, Apple iOS and iPadOS, Apple macOS, Apple visionOS

Distro releases

ReleasePackageFixed in
AlmaLinux:8webkit2gtk32.54.0-1.el8_10
AlmaLinux:8webkit2gtk3-devel2.54.0-1.el8_10
AlmaLinux:8webkit2gtk3-jsc2.54.0-1.el8_10
AlmaLinux:8webkit2gtk3-jsc-devel2.54.0-1.el8_10
AlmaLinux:9webkit2gtk32.54.0-1.el9_8
AlmaLinux:9webkit2gtk3-devel2.54.0-1.el9_8
AlmaLinux:9webkit2gtk3-jsc2.54.0-1.el9_8
AlmaLinux:9webkit2gtk3-jsc-devel2.54.0-1.el9_8
Debian:12webkit2gtkno fix
Debian:12wpewebkitno fix
Debian:13webkit2gtk2.54.0-1~deb13u1
Debian:13wpewebkitno fix
Debian:14webkit2gtkno fix
Debian:14wpewebkit2.54.0-1
Red Hat:enterprise_linux:8webkit2gtk30:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-debuginfo0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-debugsource0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-devel0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-devel-debuginfo0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-jsc0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-jsc-debuginfo0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-jsc-devel0:2.54.0-1.el8_10
Red Hat:enterprise_linux:8webkit2gtk3-jsc-devel-debuginfo0:2.54.0-1.el8_10
Red Hat:enterprise_linux:9webkit2gtk30:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-debuginfo0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-debugsource0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-devel0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-devel-debuginfo0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-jsc0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-jsc-debuginfo0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-jsc-devel0:2.54.0-1.el9_8
Red Hat:enterprise_linux:9webkit2gtk3-jsc-devel-debuginfo0:2.54.0-1.el9_8
Rocky Linux:8webkit2gtk30:2.54.0-1.el8_10
Rocky Linux:9webkit2gtk30:2.54.0-1.el9_8
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise Module for Basesystem 15 SP7webkit2gtk3-soup22.54.1-150600.12.81.4
SUSE:Linux Enterprise Module for Basesystem 15 SP7webkit2gtk42.54.1-150600.12.81.4
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7webkit2gtk32.54.1-150600.12.81.3
SUSE:Linux Enterprise Module for Development Tools 15 SP7webkit2gtk42.54.1-150600.12.81.4
SUSE:Linux Enterprise Server 15 SP4-LTSSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP4-LTSSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP4-LTSSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP5-LTSSwebkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP5-LTSSwebkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP5-LTSSwebkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise Server 15 SP6-LTSSwebkit2gtk32.54.1-150600.12.81.3
SUSE:Linux Enterprise Server 15 SP6-LTSSwebkit2gtk3-soup22.54.1-150600.12.81.4
SUSE:Linux Enterprise Server 15 SP6-LTSSwebkit2gtk42.54.1-150600.12.81.4
SUSE:Linux Enterprise Server 16.0webkit2gtk32.54.1-160000.1.1
SUSE:Linux Enterprise Server 16.0webkit2gtk42.54.1-160000.1.1
SUSE:Linux Enterprise Server for SAP Applications 15 SP4webkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP4webkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP4webkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP5webkit2gtk32.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP5webkit2gtk3-soup22.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP5webkit2gtk42.54.1-150400.4.152.2
SUSE:Linux Enterprise Server for SAP Applications 15 SP6webkit2gtk32.54.1-150600.12.81.3
SUSE:Linux Enterprise Server for SAP Applications 15 SP6webkit2gtk3-soup22.54.1-150600.12.81.4
SUSE:Linux Enterprise Server for SAP Applications 15 SP6webkit2gtk42.54.1-150600.12.81.4
SUSE:Linux Enterprise Server for SAP applications 16.0webkit2gtk32.54.1-160000.1.1
SUSE:Linux Enterprise Server for SAP applications 16.0webkit2gtk42.54.1-160000.1.1
openSUSE:Leap 16.0webkit2gtk32.54.1-160000.1.1
openSUSE:Leap 16.0webkit2gtk3-soup22.54.1-160000.1.1
openSUSE:Leap 16.0webkit2gtk42.54.1-160000.1.1