CVE-2025-31277

webkitgtk: Processing maliciously crafted web content may lead to memory corruption

Published Jul 29, 2025 CVSS 3.1 · 8.8 High EPSS 1.7% KEV · Listed
Description
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 memory corruption.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-23063 The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption.
History
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption. 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 memory corruption.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-03-20T00:00:00+00:00', 'dueDate': '2026-04-03T00:00:00+00:00'}

Type Values Removed Values Added
Title webkitgtk: Processing maliciously crafted web content may lead to memory corruption
First Time appeared Redhat
Redhat enterprise Linux
Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Eus
Redhat rhel Eus Long Life
Redhat rhel Tus
Weaknesses CWE-120
CPEs cpe:/a:redhat:enterprise_linux:8
cpe:/a:redhat:enterprise_linux:9
cpe:/a:redhat:rhel_aus:8.2
cpe:/a:redhat:rhel_aus:8.4
cpe:/a:redhat:rhel_aus:8.6
cpe:/a:redhat:rhel_e4s:8.6
cpe:/a:redhat:rhel_e4s:8.8
cpe:/a:redhat:rhel_e4s:9.0
cpe:/a:redhat:rhel_e4s:9.2
cpe:/a:redhat:rhel_eus:9.4
cpe:/a:redhat:rhel_eus_long_life:8.4
cpe:/a:redhat:rhel_tus:8.6
cpe:/a:redhat:rhel_tus:8.8
cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat
Redhat enterprise Linux
Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Eus
Redhat rhel Eus Long Life
Redhat rhel Tus
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
First Time appeared Apple iphone Os
Apple safari
CPEs cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Vendors & Products Apple iphone Os
Apple safari
Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption. The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption.
References
Type Values Removed Values Added
First Time appeared Apple
Apple ios
Apple ipados
Apple macos
Apple macos Sequoia
Apple tvos
Apple visionos
Apple watchos
Vendors & Products Apple
Apple ios
Apple ipados
Apple macos
Apple macos Sequoia
Apple tvos
Apple visionos
Apple watchos
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, macOS Sequoia 15.6, visionOS 2.6. Processing maliciously crafted web content may lead to memory corruption. The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption.
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, macOS Sequoia 15.6, visionOS 2.6. Processing maliciously crafted web content may lead to memory corruption.
References