CVE-2025-31257

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{"affected": [{"affectedData": [{"product": "Safari", "vendor": "Apple", "versions": [{"lessThan": "18.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "18.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "15.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "tvOS", "vendor": "Apple", "versions": [{"lessThan": "18.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "visionOS", "vendor": "Apple", "versions": [{"lessThan": "2.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "watchOS", "vendor": "Apple", "versions": [{"lessThan": "11.5", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}, {"affectedData": [{"defaultStatus": "unknown", "product": "SIMATIC CN 4100", "vendor": "Siemens", "versions": [{"lessThan": "V5.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*", "matchCriteriaId": "2911F28D-586D-4C43-BCE7-A8A77568E183", "versionEndExcluding": "18.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "D0459303-7D14-428D-9C4E-2C743AC9529F", "versionEndExcluding": "18.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "AF6AAC00-F384-4B0D-BBA9-C2AD278BF653", "versionEndExcluding": "18.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "EF1B4AB8-2B51-4EED-BD29-C500C83FAB10", "versionEndExcluding": "15.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "matchCriteriaId": "519C8A39-A24E-44B7-B1E8-6EF647FEFCA8", "versionEndExcluding": "18.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "matchCriteriaId": "047CDCCE-04BB-4D43-9831-7694992C5CC4", "versionEndExcluding": "2.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "matchCriteriaId": "0CBDEF1C-6D76-4F9D-8433-3AC16F3860F4", "versionEndExcluding": "11.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "This issue was addressed with improved memory handling. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to an unexpected Safari crash."}, {"lang": "es", "value": "Este problema se solucion\u00f3 mejorando la gesti\u00f3n de la memoria. Est\u00e1 corregido en watchOS 11.5, tvOS 18.5, iOS 18.5 y iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5 y Safari 18.5. El procesamiento de contenido web malintencionado puede provocar un bloqueo inesperado de Safari."}], "id": "CVE-2025-31257", "lastModified": "2026-06-17T09:10:10.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-31257", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-05-13T15:31:38.297730Z", "version": "2.0.3"}}]}, "published": "2025-05-12T22:15:25.453", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122404"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122716"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122719"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122720"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122721"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/122722"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/May/11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/May/12"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/May/13"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/May/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/May/7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/06/msg00016.html"}, {"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "url": "https://cert-portal.siemens.com/productcert/html/ssa-032379.html"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:10364", "cpe": "cpe:/o:redhat:rhel_els:7", "package": "webkitgtk4-0:2.48.3-2.el7_9", "product_name": "Red Hat Enterprise Linux 7 Extended Lifecycle Support", "release_date": "2025-07-07T00:00:00Z"}, {"advisory": "RHSA-2025:8046", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "webkit2gtk3-0:2.48.2-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-05-20T00:00:00Z"}, {"advisory": "RHSA-2025:8530", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "webkit2gtk3-0:2.48.2-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8541", "cpe": "cpe:/a:redhat:rhel_aus:8.6", "package": "webkit2gtk3-0:2.48.2-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8541", "cpe": "cpe:/a:redhat:rhel_tus:8.6", "package": "webkit2gtk3-0:2.48.2-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8541", "cpe": "cpe:/a:redhat:rhel_e4s:8.6", "package": "webkit2gtk3-0:2.48.2-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8532", "cpe": "cpe:/a:redhat:rhel_tus:8.8", "package": "webkit2gtk3-0:2.48.2-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8532", "cpe": "cpe:/a:redhat:rhel_e4s:8.8", "package": "webkit2gtk3-0:2.48.2-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:7995", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "webkit2gtk3-0:2.48.2-1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-19T00:00:00Z"}, {"advisory": "RHSA-2025:8533", "cpe": "cpe:/a:redhat:rhel_e4s:9.0", "package": "webkit2gtk3-0:2.48.2-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "release_date": "2025-06-04T00:00:00Z"}, {"advisory": "RHSA-2025:8600", "cpe": "cpe:/a:redhat:rhel_e4s:9.2", "package": "webkit2gtk3-0:2.48.2-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "release_date": "2025-06-05T00:00:00Z"}, {"advisory": "RHSA-2025:8534", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "webkit2gtk3-0:2.48.2-1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-06-04T00:00:00Z"}], "bugzilla": {"description": "webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash", "id": "2366504", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2366504"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["This issue was addressed with improved memory handling. This issue is fixed in watchOS 11.5, tvOS 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5, Safari 18.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.", "A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory handling and result in an unexpected crash."], "mitigation": {"lang": "en:us", "value": "Do not process or load untrusted web content with WebKitGTK.\nIn Red Hat Enterprise Linux 7, the following packages require WebKitGTK4: evolution-data-server, glade, gnome-boxes, gnome-initial-setup, gnome-online-accounts, gnome-shell, shotwell, sushi and yelp.\nThis vulnerability can only be exploited when these packages are installed in the system and being used via a graphical interface to process untrusted web content, via GNOME for example. In gnome-shell, the vulnerability can be exploited by an attacker from the local network without user interaction.\nTo mitigate this vulnerability, consider removing these packages. Note that some of these packages are required by GNOME, removing them will also remove GNOME and other packages, breaking functionality. However, the server can still be used via the terminal interface.\nAdditionally, WebKitGTK3 is not required by any package. Therefore, it can be removed without consequences or break of functionality."}, "name": "CVE-2025-31257", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "webkitgtk", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "webkitgtk3", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2025-05-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-31257\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-31257\nhttps://webkitgtk.org/security/WSA-2025-0004.html"], "statement": "To exploit this flaw, an attacker needs to trick a user into processing or loading malicious web content.", "threat_severity": "Important"}

{"analysis": {"en": {"generated_at": "2026-04-28T11:20:21.967781+00:00", "value": {"mitigation_remediation": ["Upgrade to Safari\u202f18.5 or later on macOS, iOS\u202f18.5, iPadOS\u202f18.5, tvOS\u202f18.5, visionOS\u202f2.5, and watchOS\u202f11.5, which include the memory handling fixes.", "On Linux systems, update the WebKitGTK library to the latest protected release and rebuild any dependent packages to ensure the patch is applied.", "In environments where patching is delayed, restrict user access to untrusted web content or employ browser sandboxing to reduce the chance that malicious pages trigger the crash."], "summary": {"action": "Apply Update", "impact": "Denial of Service"}, "threat_synthesis": {"affected_systems": "Apple\u2019s Safari, iOS 18.5, iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, and watchOS 11.5 are all affected. The issue also applies to Linux distributions that rely on the WebKitGTK component, such as Red\u00a0Hat Enterprise Linux 8, 8.4, 8.6, 8.8, 9.0, 9.2, and their Extended Support releases.", "description_and_impact": "The vulnerability in WebKitGTK arises from improper memory handling that can cause an unexpected crash of Safari when processing maliciously crafted web content. The flaw leads to a browser interruption without leaking data or executing arbitrary code, so the primary impact is a denial of service to the end user.", "risk_and_exploitability": "The CVSS score of 4.7 indicates moderate severity, and the EPSS score of less than 1\u202f% suggests a low likelihood of exploitation at this time. The vulnerability is not listed in the CISA KEV catalog. Based on the description, it is inferred that attackers would need to deliver specially crafted web content to a vulnerable user\u2019s browser, which could be achieved via malicious webpages, phishing links, or compromised websites. The crash could temporarily render Safari unusable but does not compromise system integrity or data confidentiality."}}}}, "created": "2026-04-28T11:30:29.832343+00:00", "updated": "2026-04-28T11:30:29.832354+00:00", "vendors": []}