CVE-2026-49158

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{"bugzilla": {"description": "thrift: Apache Thrift Ruby bindings: Denial of Service via improper handling of highly compressed data", "id": "2507435", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507435"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-409", "details": ["A flaw was found in Apache Thrift Ruby bindings. This vulnerability, categorized as improper handling of highly compressed data, allows a remote attacker to cause a denial of service (DoS) through a data amplification attack. By sending specially crafted highly compressed data, an attacker can exhaust system resources, making the service unavailable to legitimate users."], "name": "CVE-2026-49158", "package_state": [{"cpe": "cpe:/a:redhat:confidential_compute_attestation:1", "fix_state": "Affected", "impact": "important", "package_name": "openshift-sandboxed-containers/osc-podvm-payload-rhel9", "product_name": "Confidential Compute Attestation"}, {"cpe": "cpe:/a:redhat:enterprise_linux_ai:3", "fix_state": "Not affected", "impact": "important", "package_name": "thrift", "product_name": "Red Hat Enterprise Linux AI (RHEL AI) 3"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "impact": "important", "package_name": "conmon-rs", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "impact": "important", "package_name": "kata-containers", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_update_service:5", "fix_state": "Affected", "impact": "important", "package_name": "openshift-update-service/openshift-update-service-rhel8", "product_name": "Red Hat OpenShift Update Service"}], "public_date": "2026-07-27T11:05:07Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-49158\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-49158\nhttp://www.openwall.com/lists/oss-security/2026/07/24/38\nhttps://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9\nhttps://lists.apache.org/thread/fmjl8l415tj9zwlob8v2dr5hq1d0hts7"], "statement": "This Important vulnerability in Apache Thrift Ruby bindings could allow a remote, unauthenticated attacker to trigger a denial of service. By sending specially crafted compressed data, an attacker can cause excessive resource consumption, leading to service unavailability in affected Red Hat products that utilize these bindings, such as OpenShift Container Platform components.", "threat_severity": "Important"}

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