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{"bugzilla": {"description": "chromium-browser: Heap buffer overflow in Skia", "id": "2458798", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2458798"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-787", "details": ["A heap buffer overflow flaw was found in the Skia component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=495700484"], "name": "CVE-2026-6298", "public_date": "2026-04-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-6298\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-6298\nhttps://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html\nhttps://issues.chromium.org/issues/495700484"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "147.0.7727.101"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Chrome", "source": "cna", "vendor": "Google"}, "product": "chrome", "vendor": "google"}], "analysis": {"en": {"generated_at": "2026-04-17T06:58:11.293672+00:00", "value": {"mitigation_remediation": ["Update Chrome to version 147.0.7727.101 or later to eliminate the buffer overflow.", "Configure Chrome\u2019s automatic update settings to ensure security patches are applied promptly.", "Use safe browsing and content filtering to block sites that host malicious HTML content while the update process completes."], "summary": {"action": "Immediate Patch", "impact": "Information Disclosure"}, "threat_synthesis": {"affected_systems": "The vulnerability affects Google Chrome browsers on any platform where the version is older than 147.0.7727.101. Users who have not upgraded from earlier releases are potentially exposed.", "description_and_impact": "A heap buffer overflow exists in Chrome's Skia rendering engine in versions prior to 147.0.7727.101, allowing a remote attacker to read process memory through a specially crafted HTML page. This can expose sensitive data that resides in Chrome's memory, and the vulnerability is classified as critical by Chromium's security team.", "risk_and_exploitability": "The exploit would require the victim to open a malicious website containing the crafted page, so the attack vector is likely remote via HTTP/HTTPS. While the EPSS score is not available and the issue is not listed in CISA's KEV catalog, the CVSS score of 4.3 indicates low severity, and the memory disclosure provides a potential risk, making it a low\u2011risk exposure for users who visit untrusted sites."}}}}, "created": "2026-04-15T21:15:13.491671+00:00", "updated": "2026-04-17T07:00:08.569829+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}