Description
A logic issue was addressed with improved state management. This issue is fixed in Safari 16.6, watchOS 9.6, iOS 15.7.8 and iPadOS 15.7.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. A website may be able to track sensitive user information.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | Safari | unspecified – < 16.6 | 16.6 |
| Apple | tvOS | unspecified – < 16.6 | 16.6 |
| Apple | iOS and iPadOS | unspecified – < 16.6, unspecified – < 15.7 | 16.6 |
| Apple | macOS | unspecified – < 13.5 | 13.5 |
| Apple | watchOS | unspecified – < 9.6 | 9.6 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wpewebkit +1 | 2.40.5-1 | — |
| Debian 13 | wpewebkit +1 | 2.40.5-1 | — |
| Debian 12 | webkit2gtk | 2.40.5-1~deb12u1 | DSA-5468-1 |
| Debian 12 | wpewebkit | No fix yet | — |
| Debian 11 | webkit2gtk | 2.40.5-1~deb11u1 | DSA-5468-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 22.04 LTS | webkit2gtk | 2.40.5-0ubuntu0.22.04.1 | USN-6289-1 |
| Ubuntu 22.04 LTS | wpewebkit +1 | No fix yet | — |
| Ubuntu 20.04 LTS | wpewebkit +2 | No fix yet | — |
| Ubuntu 18.04 LTS | webkitgtk +3 | No fix yet | — |
| Ubuntu 16.04 LTS | webkitgtk +3 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | webkit2gtk3 +3 | 2.40.5-1.el9 | RHSA-2023:6535 |
| RHEL 8 | webkit2gtk3 +3 | 2.40.5-1.el8 | RHSA-2023:7055 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 ELS | webkitgtk4 +4 | 2.48.3-2.el7_9 | RHSA-2025:10364 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | webkit2gtk3 +3 | 2.40.5-1.el9 | ALSA-2023:6535 |
| AlmaLinux 8 | webkit2gtk3 +3 | 2.40.5-1.el8 | ALSA-2023:7055 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | webkit2gtk3 +2 | 2.40.5-150400.4.45.3 | SUSE-SU-2023:3753-1, SUSE-SU-2023:3419-1 |
| SLES 15 SP4 | webkit2gtk3 +2 | 2.40.5-150400.4.45.3 | SUSE-SU-2023:3753-1, SUSE-SU-2023:3419-1 |
| SLES 15 SP3 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLES 15 SP2 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLES 15 SP1 | webkit2gtk3 | 2.40.5-150000.3.144.1 | SUSE-SU-2023:3300-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | webkit2gtk3 | 2.40.5-2.146.1 | SUSE-SU-2023:3237-1 |
| SLES 12 SP2 | webkit2gtk3 | 2.40.5-2.146.1 | SUSE-SU-2023:3237-1 |
| SLES for SAP 15 SP3 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLES for SAP 15 SP2 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLES for SAP 15 SP1 | webkit2gtk3 | 2.40.5-150000.3.144.1 | SUSE-SU-2023:3300-1 |
| SLES for SAP 12 SP5 | webkit2gtk3 | 2.40.5-2.146.1 | SUSE-SU-2023:3237-1 |
| SLE HPC 15 SP3 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLE HPC 15 SP2 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SLE HPC 15 SP1 | webkit2gtk3 | 2.40.5-150000.3.144.1 | SUSE-SU-2023:3300-1 |
| SUSE Manager Server 4.2 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SUSE Manager Proxy 4.2 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
| SUSE Enterprise Storage 7.1 | webkit2gtk3 | 2.40.5-150200.78.1 | SUSE-SU-2023:3233-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | webkit2gtk3 +2 | 2.40.5-150400.4.45.3 | SUSE-SU-2023:3753-1, SUSE-SU-2023:3419-1 |
| openSUSE Leap 15.4 | webkit2gtk3 +2 | 2.40.5-150400.4.45.3 | SUSE-SU-2023:3753-1, SUSE-SU-2023:3419-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | webkitgtk4 +3 | 2.40.5-3.amzn2.0.1 | ALAS2-2023-2270 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | webkit2gtk3 +3 | 2.40.5-1.el9 | ELSA-2023-6535 |
| Oracle Linux 8 | webkit2gtk3 +3 | 2.40.5-1.el8 | ELSA-2023-7055 |
Advisories 16
- ALSA-2023:6535 Important: webkit2gtk3 security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:7055 Important: webkit2gtk3 security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2025:10364 Red Hat Security Advisory: webkitgtk4 security update Red Hat Security Advisories (RHSA) · Oct 15, 2026
- USN-6289-1 webkit2gtk vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- RHSA-2023:7055 Red Hat Security Advisory: webkit2gtk3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Mar 18, 2026
- RHSA-2023:6535 Red Hat Security Advisory: webkit2gtk3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Mar 18, 2026
- DSA-5468-1 webkit2gtk - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2023:3753-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3237-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3419-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3233-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3300-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-1874 Apple iOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 18, 2024
- ELSA-2023-7055 Important: webkit2gtk3 security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 17, 2023
- ELSA-2023-6535 Important: webkit2gtk3 security and bug fix update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 11, 2023
- ALAS2-2023-2270 Important: webkitgtk4 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 5, 2023
References
- https://support.apple.com/en-us/HT213847
- https://support.apple.com/en-us/HT213846
- https://support.apple.com/en-us/HT213841
- https://support.apple.com/en-us/HT213843
- https://support.apple.com/en-us/HT213842
- https://support.apple.com/en-us/HT213848
- http://www.openwall.com/lists/oss-security/2023/08/02/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJ4DG5LHWG2INDOTPB7MO4JVJN6LKL3M/
- https://www.debian.org/security/2023/dsa-5468
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KQXJYKTGLKI6TJEFJCKPHCNY7PS72OER/
- https://security.gentoo.org/glsa/202401-04