CVE-2021-20286

CVE-2021-20286 affects libnbd 1.7.3, with an assertion failure in nbd_unlocked_opt_go (ilb/opt.c) that may lead to denial of service. Connected advisories/documentation show multiple distros affected (e.g., openSUSE SUSE-SU-2021:2274-1; CBL Mariner 2.0; Red Hat/RHEL entries) and indicate upgrades...

CVE-2021-20286

A flaw was found in libnbd 1.7.3. An assertion failure in nbdunlockedoptgo in ilb/opt.c may lead to denial of service...

CVE-2021-20286

A flaw was found in libnbd 1.7.3. An assertion failure in nbdunlockedoptgo in ilb/opt.c may lead to denial of service...

libnbd 安全漏洞

libnbd is a library for editing NBD Network Block Device clients. A security vulnerability exists in libnbd 1.7.3, which stems from the fact that a failure of the nbd unlocked opt go in ilb opt.c assertion may result in a denial of service...

CVE-2021-20286

A flaw was found in libnbd 1.7.3. An assertion failure in nbdunlockedoptgo in ilb/opt.c may lead to denial of service...

CVE-2021-20286: Reachable Assertion

A flaw was found in libnbd 1.7.3. An assertion failure in nbdunlockedoptgo in ilb/opt.c may lead to denial of service...

CVE-2021-20286

A flaw was found in libnbd. A malicious server may be able to kill a client application using libnbd due to an assertion failure in nbdunlockedoptgo leading to denial of service. The highest threat from this vulnerability is to system availability...

virt:rhel and virt-devel:rhel security update

An update is available for libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, netcf, perl-Sys-Virt, seabios, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

rhel bug fix update

An update is available for libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, netcf, perl-Sys-Virt, seabios, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

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

An update is available for libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, netcf, perl-Sys-Virt, seabios, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 8 : virt:8.1 and virt-devel:8.1 (RHSA-2020:0731)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0731 advisory. The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat...

Important: Red Hat Security Advisory: virt:8.1 and virt-devel:8.1 security and enhancement update

An update for the virt:8.1 and virt-devel:8.1 modules is now available for Advanced Virtualization for RHEL 8.1.1. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating...

Fedora Update for libnbd FEDORA-2019-ec2eedaa9e

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Fedora Update for libnbd FEDORA-2019-d20b357d44

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

CVE-2019-14842

A bounds check vulnerability was found in libnbd's structured reply feature where the check was supposed to test for chunk offsets smaller than the beginning of the request but did not work because of signed/unsigned confusion. Structured reply is a feature of the newstyle NBD protocol allowing t...

libnbd Input Validation Error Vulnerability

libnbd is a library for editing NBD Network Block Device clients. An input validation error vulnerability exists in libnbd. An attacker can exploit this vulnerability to execute arbitrary code...

Fedora 31 : libnbd (2019-d20b357d44)

New upstream version 1.0.3. Contains fix for remote code execution vulnerability. Add new libnbd-security3 man page. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and...

[SECURITY] Fedora 31 Update: libnbd-1.0.3-1.fc31

NBD =EF=BF=BD=EF=BF=BD=EF=BF=BD Network Block Device =EF=BF=BD=EF=BF=BD=EF =BF=BD is a protocol for accessing Block Devices hard disks and disk-like things over a Network. This is the NBD client library in userspace, a simple library for writing NBD clients. The key features are: Synchronous and...

Fedora Update for libnbd FEDORA-2019-b1586544bb

The remote host is missing an update for the SPDX-FileCopyrightText: 2019 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...

Fedora Update for libnbd FEDORA-2019-f6ea699dbb

The remote host is missing an update for the SPDX-FileCopyrightText: 2019 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...