CVE-2023-53998

In the Linux kernel, the following vulnerability has been resolved: hwrng: virtio - Fix race on dataavail and actual data The virtio rng device kicks off a new entropy request whenever the data available reaches zero. When a new request occurs at the end of a read operation, that is, when the...

UBUNTU-CVE-2022-50707

In the Linux kernel, the following vulnerability has been resolved: virtio-crypto: fix memory leak in virtiocryptoalgskcipherclosesession 'vcctrlreq' is alloced in virtiocryptoalgskcipherclosesession, and should be freed in the invalid ctrlstatus-status error handling case. Otherwise there is a...

CVE-2023-54008

CVE-2023-54008 affects the Linux kernel virtio_vdpa path where affinity masks are built unconditionally via create_affinity_masks(). The issue arises from potentially incorrect affinity handling when CPUs, groups, or devices (e.g., networking) exceed available CPUs, triggering a warning in group_...

CVE-2023-54008 virtio_vdpa: build affinity masks conditionally

In the Linux kernel, the following vulnerability has been resolved: virtiovdpa: build affinity masks conditionally We try to build affinity mask via createaffinitymasks unconditionally which may lead several issues: - the affinity mask is not used for parent without affinity support only VDUSE...

CVE-2023-53998

CVE-2023-53998: Linux kernel virtio RNG (hwrng) data_race between writer and reader in data_avail; fix uses smp_store_release on data_avail and smp_load_acquire on first read, with safe subsequent reads. Also removes redundant zeroing of data_idx in random_recv_done and data_avail in request_entr...

CVE-2023-53998 hwrng: virtio - Fix race on data_avail and actual data

In the Linux kernel, the following vulnerability has been resolved: hwrng: virtio - Fix race on dataavail and actual data The virtio rng device kicks off a new entropy request whenever the data available reaches zero. When a new request occurs at the end of a read operation, that is, when the...

CVE-2022-50707 virtio-crypto: fix memory leak in virtio_crypto_alg_skcipher_close_session()

In the Linux kernel, the following vulnerability has been resolved: virtio-crypto: fix memory leak in virtiocryptoalgskcipherclosesession 'vcctrlreq' is alloced in virtiocryptoalgskcipherclosesession, and should be freed in the invalid ctrlstatus-status error handling case. Otherwise there is a...

CVE-2022-50707 virtio-crypto: fix memory leak in virtio_crypto_alg_skcipher_close_session()

In the Linux kernel, the following vulnerability has been resolved: virtio-crypto: fix memory leak in virtiocryptoalgskcipherclosesession 'vcctrlreq' is alloced in virtiocryptoalgskcipherclosesession, and should be freed in the invalid ctrlstatus-status error handling case. Otherwise there is a...

CVE-2022-50707

CVE-2022-50707 concerns the Linux kernel virtio-crypto memory leak in virtio_crypto_alg_skcipher_close_session(). The issue occurs because the allocated vc_ctrl_req is freed only in the success path, while its error path (invalid ctrl_status->status) fails to release it, causing a memory leak....

PT-2025-52937

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the virtio crypto alg skcipher close session function within the virtio-crypto module. Specifically, the vc ctrl req memory is allocated but not freed in error...

PT-2025-52965

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained an issue within the virtio vdpa component related to the conditional building of affinity masks. The initial implementation attempted to build these masks...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from vdpa's lack of policy validation of queue index attributes, which could lead to out-of-bounds reads...

PT-2025-53166

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.0-rc7+ 154 Description The Linux kernel contains a flaw within the virtio pmem subsystem. Specifically, the submit bio noacct function requires the bio operation to be either WRITE or ZONE APPEND for flush...

PT-2025-52955

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the virtio random number generator rng device when handling entropy requests and data availability. Specifically, the issue occurs when a new request is...

SUSE-SU-2026:20008-1 Security update for qemu

This update for qemu fixes the following issues: Security issues fixed: - CVE-2025-12464: stack-based buffer overflow in the e1000 network device operations can be exploited by a malicious guest user to crash the QEMU process on the host bsc1253002. - CVE-2025-11234: use-after-free in WebSocket...

CVE-2025-14876

A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation. This can result in a denial of service DoS on the host system by causing the QEMU process to terminate...

USN-7940-1: Linux kernel (Azure FIPS) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

Security Bulletin: Multiple components with known vulnerabilities in IBM QRadar SIEM

Summary Multiple components with known vulnerabilities were addressed in IBM QRadar SIEM version 7.5.0 UP14 IF03 Vulnerability Details CVEID:CVE-2025-39718 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Validate length in packet header before skbput...

ROS-20251216-7322

A vulnerability in the "virtioCoreR3VirtqInfo" function of the "VBoxManage debugvm" command of the Oracle VM VirtualBox virtualization software tool is related to a stack-based buffer overflow. Exploitation of the vulnerability could allow an attacker to execute arbitrary code and gain unauthoriz...

ROS-20251216-7321

A vulnerability in the "virtioCoreR3VirtqInfo" function of the "VBoxManage debugvm" command of the Oracle VM VirtualBox virtualization software tool is related to a stack-based buffer overflow. Exploitation of the vulnerability could allow an attacker to execute arbitrary code and gain unauthoriz...