Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: x86/vmware: Fixed hypercall clobbering issues Fedora QA reported the following panic: BUG: Unable to handle a page fault for address: 0000000040003e54 PF: Supervisor write access in kernel mode PF: Errorcode0x0002 – Not-presen...

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...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3-its: Avoid truncating memory addresses. On 32-bit machines with CONFIGARMLPAE, it is possible for lowmem allocations to be backed by addresses located physically beyond the 32-bit address limit. This issue was...

CVE-2026-9539

An out-of-bounds heap read and integer underflow in the TCP urgent data handling sosendoob in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments e.g., QEMU allows a privileged guest VM attacker root or CAPNETRAW to leak gigabytes of sensitive host-process heap memory v...

PT-2026-51663

Name of the Vulnerable Software and Affected Versions libslirp versions prior to v4.9.2 Description An integer underflow and out-of-bounds heap read exist in the TCP urgent data handling sosendoob within hypervisor host environments, such as QEMU. A privileged guest VM attacker with root or CAP N...

CVE-2026-46203 vulnerabilities

Vulnerabilities for packages: linux-qemu-melange, linux-gcp, linux-qemu...

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...

CVE-2026-3195

CVE-2026-3195 : In QEMU’s virtio-snd, the heap buffer overflow occurs in the input callback (virtio_snd_pcm_in_cb) due to an incomplete bounds/iov check. The Attackerkb entry reiterates that the function does not verify whether the iov can fit the data buffer, enabling a heap out-of-bounds write....

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 5.15

In the Linux kernel, the following vulnerabilities have been resolved: tty: fixed a possible nullptrdefer issue in spkttyiorelease. Run the following tests on the qemu platform: syzkaller: modprobe speakupaudptr input: Speakup as /devices/virtual/input/input4 initialized device: /dev/synth, node...

Siemens RuggedCom Rox Use After Free (CVE-2023-3019)

A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. This plugin only works with Tenable.ot. Please visit...

Qemu-kvm: heap buffer overflow in virtio-blk scsi request handling

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USN-8412-2 qemu regression

USN-8412-1 fixed vulnerabilities in QEMU. On both Ubuntu 18.04 LTS and Ubuntu 20.04 LTS, the fix for CVE-2024-7409 was incomplete and resulted in a regression that could cause qemu-nbd to crash when a client connected. This update fixes the problem. We apologize for the inconvenience. Original...

SUSE SLES15 Security Update : qemu (SUSE-SU-2026:2388-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2388-1 advisory. Security fixes: - CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when...

SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2026:2385-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2385-1 advisory. - CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when...

SUSE SLES15 Security Update : qemu (SUSE-SU-2026:2386-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2386-1 advisory. - CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. - CVE-2026-0665: out-of-bounds heap access can lead t...

Security update for qemu

This update for qemu fixes the following issues: Security fixes: CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files bsc1258509. CVE-2026-3842: hyperv/syndbg: missing mapped-length guard after...

SUSE-SU-2026:2388-1 Security update for qemu

This update for qemu fixes the following issues: Security fixes: - CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files bsc1258509. - CVE-2026-3842: hyperv/syndbg: missing mapped-length guard after...