GLSA-202402-10 : NBD Tools: Multiple Vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202402-10 NBD Tools: Multiple Vulnerabilities - In nbd-server in nbd before 3.24, there is an integer overflow with a resultant heap-based buffer overflow. A value of 0xffffffff in the name length field will cause a zero-sized...

NBD Tools: Multiple Vulnerabilities

Background The NBD Tools are the Network Block Device utilities allowing one to use remote block devices over a TCP/IP network. It includes a userland NBD server. Description Multiple vulnerabilities have been discovered in NBD Tools. Please review the CVE identifiers referenced below for details...

PT-2024-3381

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.7.0-rc7-syzkaller-00041-gf016f7547aee Description: The issue is related to the nbd module in the Linux kernel, where the struct msghdr is not fully initialized, leading to potential security risks. The msg-msg...

CVE-2023-5871

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

CVE-2023-5871

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

Hardcoded credentials

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

UBUNTU-CVE-2023-5871

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

CVE-2023-5871

CVE-2023-5871: libnbd vulnerability where a malicious NBD server can crash or misbehave libnbd, causing a Denial of Service. Affected software includes libnbd in multiple distros (e.g., Red Hat/RHEL 9, Oracle Linux, AlmaLinux, SUSE/openSUSE, MiracleLinux) with advisories noting fixes in libnbd (e...

CVE-2023-5871 Libnbd: malicious nbd server may crash libnbd

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

CVE-2023-5871: Reachable Assertion

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

Denial Of Service

libnbd is vulnerable to Denial of Service DoS. The vulnerability is due to a flaw in the handling of 64-bit extended headers in the NBD protocol when dealing with large flag values in the server's reply to the NBDCMDBLOCKSTATUS command...

Fedora: Security Advisory (FEDORA-2023-00c130636a)

The remote host is missing an update for the 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...

PT-2024-14769

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue has been resolved in the Linux kernel. The issue occurs when someone tries to open an nbd device right after nbd put, since nbd has been freed in nbd dev remov...

openSUSE 15 Security Update : libnbd (SUSE-SU-2023:4222-1)

The remote openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2023:4222-1 advisory. - A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could...

CVE-2023-5215

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...

AZL-34933 CVE-2023-5215 affecting package libnbd for versions less than 1.12.1-3

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...

Design/Logic Flaw

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...

CVE-2023-5215

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...

CVE-2023-5215

A vulnerability CVE-2023-5215 affects libnbd where a server may reply with a block size larger than 2^63, violating the 64-bit unsigned size expectation in nbd_get_size() and potentially causing an application crash or other unintended behavior in NBD clients that mishandle the return value. Conn...

CVE-2023-5215 Libnbd: crash or misbehaviour when nbd server returns an unexpected block size

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...