CVE-2024-43873 vhost/vsock: always initialize seqpacket_allow

In the Linux kernel, the following vulnerability has been resolved: vhost/vsock: always initialize seqpacketallow There are two issues around seqpacketallow: 1. seqpacketallow is not initialized when socket is created. Thus if features are never set, it will be read uninitialized. 2. if...

CVE-2024-43873: Missing Initialization of Resource

In the Linux kernel, the following vulnerability has been resolved: vhost/vsock: always initialize seqpacketallow There are two issues around seqpacketallow: 1. seqpacketallow is not initialized when socket is created. Thus if features are never set, it will be read uninitialized. 2. if...

CBL Mariner 2.0 Security Update: qemu / qemu-kvm (CVE-2022-26354)

The version of qemu / qemu-kvm installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-26354 advisory. - A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not...

A flaw was found in the vhost-vsock device of QEMU. In case of error an invalid element was not detached from the virtqueue before freeing its memory leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

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SUSE SLES15: qemu / qemu-arm / qemu-audio-alsa / qemu-audio-pa / qemu-block-curl / etc (SUSE-SU-2023:3721-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3721-1 advisory. - CVE-2022-26354: Fixed a memory leak due to a missing virtqueue detach on error. bsc1198712 - CVE-2021-3929: Fixed a...

Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2023-2082)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2023-2134)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

kernel: Linux kernel: Denial of Service due to memory allocation failure in vhost/vsock

A flaw was found in the Linux kernel's vhost/vsock component. A local user could trigger a memory allocation failure when copying large files over sftp SSH File Transfer Protocol over vsock virtual socket. This issue occurs because the kernel's kmalloc function fails to allocate sufficient memory...

K50401227: Linux kernel vulnerability CVE-2022-26354

Security Advisory Description A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions = 6.2.0. CVE-2022-26354 Impact There...

SUSE CVE-2022-26354

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions = 6.2.0...

PT-2022-35548

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.150 Description The issue is related to the use of kvmalloc/kvfree for larger packets in vhost/vsock. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2022-35858 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.14.296 Description: The issue is related to the use of kvmalloc/kvfree for larger packets in vhost/vsock. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35682 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.220 Description: The issue is related to the use of kvmalloc/kvfree for larger packets in vhost/vsock. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35784 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.262 Description: The issue concerns the use of kvmalloc/kvfree for larger packets in vhost/vsock. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35354

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.75 Description The issue is related to the use of kvmalloc/kvfree for larger packets in vhost/vsock. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2025-37573

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw was discovered in the Linux kernel's vhost/vsock implementation. The issue relates to page allocation failures when copying large files over sftp over vsock, specifically when...

AlmaLinux 8 : virt:rhel and virt-devel:rhel (5821) (ALSA-2022:5821)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2022:5821 advisory. QEMU: QXL: integer overflow in cursoralloc can lead to heap buffer overflow CVE-2021-4206 QEMU: QXL: double fetch in qxlcursor can lead to heap buffer...

Oracle Linux 8 : virt:ol / and / virt-devel:ol (ELSA-2022-5821)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-5821 advisory. libvirt 8.0.0-5.2.0.1 - Set SOURCEDATEEPOCH from changelog Orabug: 32019554 - Add runtime deps for pkg librbd1 = 1:10.2.5 Keshav Sharma 8.0.0-5.2.el8 -...

CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2022:5821)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2022:5821 advisory. - QEMU: QXL: integer overflow in cursoralloc can lead to heap buffer overflow CVE-2021-4206 - QEMU: QXL: double fetch in qxlcursor can lead to heap...

virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

An update is available for libguestfs, libnbd, libtpms, libguestfs-winsupport, nbdkit, supermin, libiscsi, hivex, libvirt, netcf, perl-Sys-Virt, seabios, qemu-kvm, swtpm, virt-v2v, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS...