CVE-2025-43441

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This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash."}, {"lang": "es", "value": "El problema se abord\u00f3 con una gesti\u00f3n de memoria mejorada. Este problema est\u00e1 solucionado en iOS 18.7.2 y iPadOS 18.7.2. El procesamiento de contenido web malintencionado puede provocar una ca\u00edda inesperada del proceso."}], "id": "CVE-2025-43441", "lastModified": "2026-08-14T13:17:15.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-43441", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-04T13:06:16.803840Z", "version": "2.0.3"}}]}, "published": "2025-11-04T02:15:49.863", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125632"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125633"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125634"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125637"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125638"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125640"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://access.redhat.com/errata/RHSA-2025:22789"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://access.redhat.com/errata/RHSA-2025:22790"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://access.redhat.com/security/cve/CVE-2025-43441"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448785"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-43441.json"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-120"}], "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:23583", "cpe": "cpe:/o:redhat:rhel_els:7", "package": "webkitgtk4-0:2.50.3-2.el7_9", "product_name": "Red Hat Enterprise Linux 7 Extended Lifecycle Support", "release_date": "2025-12-18T00:00:00Z"}, {"advisory": "RHSA-2025:22789", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "webkit2gtk3-0:2.50.3-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-12-08T00:00:00Z"}, {"advisory": "RHSA-2025:23433", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "webkit2gtk3-0:2.50.3-2.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2025-12-17T00:00:00Z"}, {"advisory": "RHSA-2025:23434", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "webkit2gtk3-0:2.50.3-2.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2025-12-17T00:00:00Z"}, {"advisory": "RHSA-2025:23434", "cpe": "cpe:/a:redhat:rhel_eus_long_life:8.4", "package": "webkit2gtk3-0:2.50.3-2.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On", "release_date": "2025-12-17T00:00:00Z"}, {"advisory": "RHSA-2025:23743", "cpe": "cpe:/a:redhat:rhel_aus:8.6", "package": "webkit2gtk3-0:2.50.3-2.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support", "release_date": "2025-12-22T00:00:00Z"}, {"advisory": "RHSA-2025:23743", "cpe": "cpe:/a:redhat:rhel_tus:8.6", "package": "webkit2gtk3-0:2.50.3-2.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service", "release_date": "2025-12-22T00:00:00Z"}, {"advisory": "RHSA-2025:23743", "cpe": "cpe:/a:redhat:rhel_e4s:8.6", "package": "webkit2gtk3-0:2.50.3-2.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions", "release_date": "2025-12-22T00:00:00Z"}, {"advisory": "RHSA-2025:23742", "cpe": "cpe:/a:redhat:rhel_tus:8.8", "package": "webkit2gtk3-0:2.50.3-2.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service", "release_date": "2025-12-22T00:00:00Z"}, {"advisory": "RHSA-2025:23742", "cpe": "cpe:/a:redhat:rhel_e4s:8.8", "package": "webkit2gtk3-0:2.50.3-2.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions", "release_date": "2025-12-22T00:00:00Z"}, {"advisory": "RHSA-2025:22790", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "webkit2gtk3-0:2.50.3-1.el9_7", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-12-08T00:00:00Z"}, {"advisory": "RHSA-2025:23452", "cpe": "cpe:/a:redhat:rhel_e4s:9.0", "package": "webkit2gtk3-0:2.50.3-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "release_date": "2025-12-17T00:00:00Z"}, {"advisory": "RHSA-2025:23451", "cpe": "cpe:/a:redhat:rhel_e4s:9.2", "package": "webkit2gtk3-0:2.50.3-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "release_date": "2025-12-17T00:00:00Z"}, {"advisory": "RHSA-2025:23591", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "webkit2gtk3-0:2.50.3-1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-12-18T00:00:00Z"}, {"advisory": "RHSA-2025:23110", "cpe": "cpe:/a:redhat:rhel_eus:9.6", "package": "webkit2gtk3-0:2.50.3-1.el9_6", "product_name": "Red Hat Enterprise Linux 9.6 Extended Update Support", "release_date": "2025-12-11T00:00:00Z"}], "bugzilla": {"description": "webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash", "id": "2448785", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448785"}, "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-120", "details": ["The issue was addressed with improved memory handling. This issue is fixed in tvOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, visionOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash.", "A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling."], "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-2025-43441", "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": "Affected", "package_name": "webkitgtk3", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2026-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-43441\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-43441\nhttps://webkitgtk.org/security/WSA-2026-0001.html"], "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.\nAdditionally, this issue can cause an unexpected process crash but the possibility of remote code execution is not discarded.", "threat_severity": "Important"}

{"analysis": {"en": {"generated_at": "2026-04-22T21:28:16.777030+00:00", "value": {"mitigation_remediation": ["Upgrade all Apple browsers and operating systems to the latest releases\u2014Safari 26.1, iOS 18.7.2/26.1, iPadOS 18.7.2/26.1, macOS Tahoe\u00a026.1, tvOS\u00a026.1, and visionOS\u00a026.1.", "On Red\u00a0Hat Enterprise Linux systems, install the newest WebKitGTK packages supplied by the distribution that contain the fix.", "If updating is not immediately possible, restrict or block execution of untrusted web content by disabling JavaScript or using a content\u2011filtering proxy to mitigate the risk of renderer crashes."], "summary": {"action": "Patch", "impact": "Denial of Service"}, "threat_synthesis": {"affected_systems": "Apple products that incorporate WebKitGTK, including Safari on macOS, iOS and iPadOS, tvOS, and visionOS, are affected until the versions noted below are installed. The fixed versions are Safari 26.1, iOS 18.7.2 and 26.1, iPadOS 18.7.2 and 26.1, macOS Tahoe 26.1, tvOS 26.1, and visionOS 26.1. In addition, several Red\u00a0Hat Enterprise Linux derivatives that ship the WebKitGTK component\u2014Red\u00a0Hat Enterprise Linux 8 and 9, RHEL AUS, E4S, EUS, and TUS at the versions listed in the CPE data\u2014may also include the vulnerable code until updated.", "description_and_impact": "The vulnerability is in WebKitGTK's memory handling. Maliciously crafted web content can trigger an out\u2011of\u2011bounds write or similar memory corruption that results in the renderer process crashing. Because the crash is not controlled by the attacker, the main impact is denial of service in the affected application or operating system. The flaw is reflected by the CWE labels for incorrect boundary conditions and uncontrolled buffer overflow.", "risk_and_exploitability": "The CVSS score of 4.3 indicates a moderate impact. The EPSS score is less than 1\u202f%, implying a very low probability of exploitation in the wild. The vulnerability is not listed in the CISA KEV catalog. The most likely attack vector involves rendering maliciously crafted web content, either locally or from a remote page that the user visits in a vulnerable browser. Because the flaw only causes a crash and does not provide arbitrary code execution, the overall risk is limited to service interruption for the affected user or system."}}}}, "created": "2025-11-04T16:33:25.655936+00:00", "updated": "2026-04-22T21:30:27.820646+00:00", "vendors": ["apple", "apple$PRODUCT$ios", "apple$PRODUCT$ipad_os", "apple$PRODUCT$safari", "apple$PRODUCT$tvos", "apple$PRODUCT$visionos"]}