CVE Details
Basic Information
| Title | : null pointer dereference in libssh kex session id calculation |
|---|---|
| Type | cve |
| Published | 2025-07-24T14:14:47.745Z |
| Modified | 2025-07-24T14:14:47.745Z |
Product Information
| Vendor | Red Hat |
|---|---|
| Product | Red Hat Enterprise Linux 10 |
CVSS Information
| Base Score | 4.7 (MEDIUM) |
|---|---|
| Attack Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
AI Analysis
| AI Description | A null pointer dereference flaw in libssh during key exchange can cause client or server crashes due to allocation failures in cryptographic functions. |
|---|---|
| AI Severity | Medium |
| AI Vendor | Red Hat |
| AI Product | libssh |
Additional Information
| CWE List | CWE-476 |
|---|---|
| Source | redhat |
Description
A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange (KEX) process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash.