Red Hat Security Advisory: libnbd security update
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: NBD server improper certificate validation (CVE-2024-7383) 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.
AI Analysis
Technical Summary
CVE-2024-7383 is a vulnerability in libnbd where the NBD server improperly validates certificates. libnbd is a userspace client library used to write NBD clients, which access block devices over a network. The improper certificate validation could lead to security issues when establishing connections to NBD servers. Red Hat has issued a security advisory (RHSA-2024:6757) providing an update to fix this issue in multiple Red Hat Enterprise Linux 9 variants and related products.
Potential Impact
The vulnerability involves improper certificate validation in the NBD server component used by libnbd clients. This could potentially allow attackers to bypass certificate-based authentication or trust mechanisms, impacting the security of network block device communications. The advisory rates the impact as moderate, but no known exploits are reported in the wild at this time.
Mitigation Recommendations
Red Hat has released an official security update to address this vulnerability. Users should apply the update as described in Red Hat advisory RHSA-2024:6757 and the referenced article https://access.redhat.com/articles/11258. This update is available for Red Hat Enterprise Linux 9 and its Extended Update Support versions. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: libnbd security update
Description
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: NBD server improper certificate validation (CVE-2024-7383) 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.
Affected software
pkg:rpm/redhat/libnbdRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-7383 is a vulnerability in libnbd where the NBD server improperly validates certificates. libnbd is a userspace client library used to write NBD clients, which access block devices over a network. The improper certificate validation could lead to security issues when establishing connections to NBD servers. Red Hat has issued a security advisory (RHSA-2024:6757) providing an update to fix this issue in multiple Red Hat Enterprise Linux 9 variants and related products.
Potential Impact
The vulnerability involves improper certificate validation in the NBD server component used by libnbd clients. This could potentially allow attackers to bypass certificate-based authentication or trust mechanisms, impacting the security of network block device communications. The advisory rates the impact as moderate, but no known exploits are reported in the wild at this time.
Mitigation Recommendations
Red Hat has released an official security update to address this vulnerability. Users should apply the update as described in Red Hat advisory RHSA-2024:6757 and the referenced article https://access.redhat.com/articles/11258. This update is available for Red Hat Enterprise Linux 9 and its Extended Update Support versions. No additional mitigation steps are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:6757
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a3da1f04853345fc1832110
Added to database: 06/25/2026, 21:47:28 UTC
Last enriched: 06/25/2026, 22:43:38 UTC
Last updated: 07/03/2026, 10:39:57 UTC
Views: 4
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