{}

{}

{}

{"acknowledgement": "Red Hat would like to thank Mingyuan Luo for reporting this issue.", "bugzilla": {"description": "qemu-kvm: virtio-snd: integer overflow leading to unbounded memory allocation", "id": "2443789", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2443789"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-190", "details": ["An integer overflow vulnerability was found in the virtio-snd device via PCM_INFO requests from the guest. A malicious guest can provide out-of-bounds stream counts, potentially leading to unbounded memory allocation on the host and a denial of service condition."], "name": "CVE-2026-3196", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm-ma", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "virt:rhel/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-02-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-3196\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-3196"], "statement": "The `qemu-kvm` packages as shipped with Red Hat Enterprise Linux are not affected by this CVE. The virtio-snd device is disabled at build-time in RHEL, effectively removing the attack surface.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "product": "qemu", "vendor": "qemu"}], "created": "2026-03-04T21:04:37.532381+00:00", "updated": "2026-03-04T21:04:37.532454+00:00", "vendors": ["qemu", "qemu$PRODUCT$qemu"]}