Detections
Analytics
RHEL 9 : libnbd (RHSA-2024:2204)
medium Nessus Plugin ID 194778
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Synopsis
The remote Red Hat host is missing one or more security updates for libnbd.Description
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:2204 advisory.Network Block Device (NBD) is a protocol for accessing Block Devices (hard disks and disk-like devices) over a Network. The libnbd is a userspace client library for writing NBD clients.
Security Fix(es):
* libnbd: Malicious NBD server may crash libnbd (CVE-2023-5871)
* libnbd: Crash or misbehaviour when NBD server returns an unexpected block size (CVE-2023-5215)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes linked from the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL libnbd package based on the guidance in RHSA-2024:2204.See Also
http://www.nessus.org/u?9d9a50ea
http://www.nessus.org/u?d922e0bf
https://access.redhat.com/errata/RHSA-2024:2204
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2241041
https://bugzilla.redhat.com/show_bug.cgi?id=2247308
https://issues.redhat.com/browse/RHEL-14476
Plugin Details
Severity: Medium
ID: 194778
File Name: redhat-RHSA-2024-2204.nasl
Version: 1.3
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 4/30/2024
Updated: 11/7/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
Vendor
Vendor Severity: Moderate
CVSS v2
Risk Factor: Medium
Base Score: 6.1
Temporal Score: 4.8
Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2023-5215
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.9
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:ocaml-libnbd-devel, p-cpe:/a:redhat:enterprise_linux:python3-libnbd, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:libnbd, p-cpe:/a:redhat:enterprise_linux:nbdfuse, p-cpe:/a:redhat:enterprise_linux:ocaml-libnbd, p-cpe:/a:redhat:enterprise_linux:libnbd-bash-completion, p-cpe:/a:redhat:enterprise_linux:libnbd-devel
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 4/30/2024
Vulnerability Publication Date: 9/28/2023
Reference Information
CVE: CVE-2023-5215, CVE-2023-5871