CVE-2025-43213
published 2025-07-30CVE-2025-43213: The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS…
PriorityP433medium6.5CVSS 3.1
AVNACLPRNUIRSUCNINAH
EPSS
0.73%
50.0th percentile
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Affected
17 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_18.6_and_ipados | — | — |
| apple | ios_and_ipados | < 18.6 | 18.6 |
| apple | ipados | < 18.6 | 18.6 |
| apple | iphone_os | < 18.6 | 18.6 |
| apple | macos | < 15.6 | 15.6 |
| apple | macos_sequoia | — | — |
| apple | safari | < 18.6 | 18.6 |
| apple | safari | — | — |
| apple | tvos | < 18.6 | 18.6 |
| apple | tvos | — | — |
| apple | visionos | < 2.6 | 2.6 |
| apple | visionos | — | — |
| apple | watchos | < 11.6 | 11.6 |
| apple | watchos | — | — |
| debian | webkit2gtk | < webkit2gtk 2.50.5-1 (bookworm) | webkit2gtk 2.50.5-1 (bookworm) |
| debian | wpewebkit | < webkit2gtk 2.50.5-1 (bookworm) | webkit2gtk 2.50.5-1 (bookworm) |
| ubuntu | webkit2gtk | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
osv6.5MEDIUM
vendor_debian6.5MEDIUM
vendor_redhat6.5MEDIUM
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Ubuntu
WebKitGTK vulnerabilities
vendor_ubuntu·2026-05-06
CVE-2026-20644 WebKitGTK vulnerabilities
Title: WebKitGTK vulnerabilities
Summary: Several security issues were fixed in WebKitGTK.
Several security issues were discovered in the WebKitGTK Web and JavaScript
engines. If a user were tricked into viewing a malicious website, a remote
attacker could exploit a variety of issues related to web browser security,
including cross-site scripting attacks, denial of service attacks, and
arbitrary code execution.
Instructions: This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart any applications
that use WebKitGTK, such as Epiphany, to make all the necessary changes.
Red Hat
webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
vendor_redhat·2026-03-18·CVSS 6.5
CVE-2025-43213 [MEDIUM] CWE-120 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.
Statement: To exploit this issue, an attacker needs to trick a user into processing or loading malicious web content. Due to this reason, this flaw has been rated with an important severity.
Additionally, this issue can cause an unexpected process crash but the possibility of remote code execution is not disc
Apple
CVE-2025-43213: Safari 18.6
vendor_apple·2025-07-30·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: Safari 18.6
Apple Security Update: About the security content of Safari 18.6
Product: Safari
Version: 18.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Apple
CVE-2025-43213: visionOS 2.6
vendor_apple·2025-07-29·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: visionOS 2.6
Apple Security Update: About the security content of visionOS 2.6
Product: visionOS
Version: 2.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Apple
CVE-2025-43213: iOS 18.6 and iPadOS 18.6
vendor_apple·2025-07-29·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: iOS 18.6 and iPadOS 18.6
Apple Security Update: About the security content of iOS 18.6 and iPadOS 18.6
Product: iOS 18.6 and iPadOS
Version: 18.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Apple
CVE-2025-43213: macOS Sequoia 15.6
vendor_apple·2025-07-29·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: macOS Sequoia 15.6
Apple Security Update: About the security content of macOS Sequoia 15.6
Product: macOS Sequoia
Version: 15.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Apple
CVE-2025-43213: tvOS 18.6
vendor_apple·2025-07-29·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: tvOS 18.6
Apple Security Update: About the security content of tvOS 18.6
Product: tvOS
Version: 18.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Apple
CVE-2025-43213: watchOS 11.6
vendor_apple·2025-07-29·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: watchOS 11.6
Apple Security Update: About the security content of watchOS 11.6
Product: watchOS
Version: 11.6
CVE: CVE-2025-43213
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: The issue was addressed with improved memory handling.
Debian
CVE-2025-43213: webkit2gtk - The issue was addressed with improved memory handling. This issue is fixed in Sa...
vendor_debian·2025·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: webkit2gtk - The issue was addressed with improved memory handling. This issue is fixed in Sa...
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Scope: local
bookworm: resolved (fixed in 2.50.5-1)
bullseye: open
forky: resolved (fixed in 2.50.5-1)
sid: resolved (fixed in 2.50.5-1)
trixie: resolved (fixed in 2.50.5-1)
OSV
CVE-2025-43213: The issue was addressed with improved memory handling
osv·2025-07-30·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: The issue was addressed with improved memory handling
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
OSV
CVE-2025-43213: The issue was addressed with improved memory handling
osv·2025-07-30·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213: The issue was addressed with improved memory handling
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, macOS Sequoia 15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
GHSA
GHSA-642p-23g6-ph4w: The issue was addressed with improved memory handling
ghsa_unreviewed·2025-07-30
CVE-2025-43213 [MEDIUM] CWE-119 GHSA-642p-23g6-ph4w: The issue was addressed with improved memory handling
The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash [fedora-all]
bugzilla·2026-03-19·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash [fedora-all]
CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Discussion:
FEDORA-2026-431948187d (webkitgtk-2.52.0-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-431948187d
---
FEDORA-2026-6502cee6c2 (webkitgtk-2.52.0-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-6502cee6c2
---
FEDORA-2026-36594550b0 (webkitgtk-2.52.0-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fed
Bugzilla
CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
bugzilla·2026-03-18·CVSS 6.5
CVE-2025-43213 [MEDIUM] CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, macOS Sequoia 15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Discussion:
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9
Via RHSA-2026:9692 https://access.redhat.com/errata/RHSA-2026:9692
https://support.apple.com/en-us/124147https://support.apple.com/en-us/124149https://support.apple.com/en-us/124152https://support.apple.com/en-us/124153https://support.apple.com/en-us/124154https://support.apple.com/en-us/124155http://seclists.org/fulldisclosure/2025/Aug/0http://seclists.org/fulldisclosure/2025/Jul/30http://seclists.org/fulldisclosure/2025/Jul/32http://seclists.org/fulldisclosure/2025/Jul/36https://access.redhat.com/errata/RHSA-2026:10702https://access.redhat.com/errata/RHSA-2026:11329https://access.redhat.com/errata/RHSA-2026:11814https://access.redhat.com/errata/RHSA-2026:13845https://access.redhat.com/errata/RHSA-2026:14659https://access.redhat.com/errata/RHSA-2026:16056https://access.redhat.com/errata/RHSA-2026:16695https://access.redhat.com/errata/RHSA-2026:19206https://access.redhat.com/errata/RHSA-2026:19535https://access.redhat.com/errata/RHSA-2026:22136https://access.redhat.com/errata/RHSA-2026:9692https://access.redhat.com/security/cve/CVE-2025-43213https://bugzilla.redhat.com/show_bug.cgi?id=2448781https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-43213.json
2025-07-30
Published