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...

OESA-2026-1847 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: 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,...