Qemu-kvm: virtio-snd: integer overflow leading to unbounded memory allocation

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Qemu-kvm: virtio-snd: heap buffer overflow in virtio_snd_pcm_in_cb (incomplete fix for cve-2024-7730)

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Astra Linux – Vulnerability in Qemu

An integer overflow vulnerability was discovered in the virtio-snd device through PCMINFO 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...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. When reading input audio from the virtio-snd device’s input callback, the virtiosndpcmincb function did not check whether the iov could accommodate the data buffer, potentially leading to a heap out-of-bounds write. This issue persists due to an incomplete fix for...

CVE-2026-3196

An integer overflow vulnerability was found in the virtio-snd device via PCMINFO 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...

EUVD-2026-38043

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

CVE-2026-3195 Qemu-kvm: virtio-snd: heap buffer overflow in virtio_snd_pcm_in_cb (incomplete fix for cve-2024-7730)

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

CVE-2026-3195

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

CVE-2026-3195 Qemu-kvm: virtio-snd: heap buffer overflow in virtio_snd_pcm_in_cb (incomplete fix for cve-2024-7730)

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

CVE-2026-3196 Qemu-kvm: virtio-snd: integer overflow leading to unbounded memory allocation

An integer overflow vulnerability was found in the virtio-snd device via PCMINFO 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...

CVE-2026-3196

An integer overflow vulnerability was found in the virtio-snd device via PCMINFO 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...

EUVD-2026-38042

An integer overflow vulnerability was found in the virtio-snd device via PCMINFO 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...

SUSE-SU-2026:21883-1 Security update for qemu

This update for qemu fixes the following issues - CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. - CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption bsc1256484. - CVE-2026-2243: incorrect bounds check leads to heap...

openSUSE 16 Security Update : qemu (openSUSE-SU-2026:20567-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20567-1 advisory. Update to version 10.0.9. Security issues fixed: - CVE-2026-3196: unbounded memory allocation and host denial-of-service via PCMINFO requests se...

USN-8161-1: QEMU vulnerabilities

It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled memory. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2024-6519 It was discovered...

TencentOS Server 4: qemu (TSSA-2026:0167)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0167 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

UBUNTU-CVE-2026-3195

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

CVE-2026-3195

A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer, potentially leading to a heap out-of-bounds write. This issue exists due to an incomplete fix for CVE-2024-7730...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sound/virtio: Fixed warnings related to cancelsync on uninitialized workstructs. Betty reported encountering the following warning: 8.709131 T221 WARNING: CPU: 2 PID: 221 at kernel/workqueue.c:4182 ... 8.713282 T221 Call trace:...

Azure Linux 3.0 Security Update: kernel (CVE-2025-37805)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-37805 advisory. - In the Linux kernel, the following vulnerability has been resolved: sound/virtio: Fix cancelsync warnings on...