CVE-2023-5215

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-5215
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-09-28 14:15:00 UTC
Updated2024-01-03 19:03:00 UTC
DescriptionA 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 nbd_get_size() function correctly.

Risk And Classification

Problem Types: CWE-252

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 9.0 All All All
Application Redhat Libnbd All All All All

References

ReferenceSourceLinkTags
2241041 – (CVE-2023-5215) CVE-2023-5215 libnbd: NBS server does not return expeted block size MISC bugzilla.redhat.com
cve-details MISC access.redhat.com
[Libguestfs] [libnbd PATCH v2 3/6] api: Sanitize sizes larger than INT64_MAX MISC listman.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 755171 SUSE Enterprise Linux Security Update for libnbd (SUSE-SU-2023:4222-1)
  • 907526 Common Base Linux Mariner (CBL-Mariner) Security Update for libnbd (31095-1)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report