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THREAT OPSThreat News › [NVD] CVE-2026-48914 (MEDIUM 6.7) — A flaw was found in QEMU's virtio-blk device. The issue arises because the device does not properly validate the size of input descriptors before writing data. A malicious guest with high privileges could exploit this vulnerability by submitting a malformed virtio-blk SCSI reques

[NVD] CVE-2026-48914 (MEDIUM 6.7) — A flaw was found in QEMU's virtio-blk device. The issue arises because the device does not properly validate the size of input descriptors before writing data. A malicious guest with high privileges could exploit this vulnerability by submitting a malformed virtio-blk SCSI reques

lownvdPublished 2026-06-12

CVE-2026-48914 CVSS: 6.7 MEDIUM Published: 2026-06-12T10:16:22.177

A flaw was found in QEMU's virtio-blk device. The issue arises because the device does not properly validate the size of input descriptors before writing data. A malicious guest with high privileges could exploit this vulnerability by submitting a malformed virtio-blk SCSI request, leading to an out-of-bounds write in the host hea

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-48914