Answer in brief
CVE-2024-7383 records a High severity (CVSS 7.4) vulnerability in Libnbd: nbd server improper certificate validation. The current sources do not mark it as known exploited. The current feed maps libnbd (generic), Red Hat/libnbd (generic), Red Hat/virt:av/libnbd (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps libnbd (generic), Red Hat/libnbd (generic), Red Hat/virt:av/libnbd (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| libnbdgeneric | >=1.18.0 <1.18.5 || >=1.20.0 <1.20.2 | 1.18.5, 1.20.2 |
| Red Hat/libnbdgeneric | * | Not reported |
| Red Hat/virt:av/libnbdgeneric | * | Not reported |
Published upstream
Aug 5, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 5, 2026
A flaw was found in libnbd. The client did not always correctly verify the NBD server's certificate when using TLS to connect to an NBD server. This issue allows a man-in-the-middle attack on NBD traffic.
Quoted source text, attributed separately from HOL analysis.