vulnerability
Ubuntu: USN-7849-1 (CVE-2025-8114): libssh vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:M/Au:S/C:N/I:N/A:C) | Jul 24, 2025 | Nov 5, 2025 | Nov 6, 2025 |
Severity
4
CVSS
(AV:L/AC:M/Au:S/C:N/I:N/A:C)
Published
Jul 24, 2025
Added
Nov 5, 2025
Modified
Nov 6, 2025
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.
Solutions
ubuntu-pro-upgrade-libssh-4ubuntu-pro-upgrade-libssh-gcrypt-4
References
- CVE-2025-8114
- https://attackerkb.com/topics/CVE-2025-8114
- CWE-476
- UBUNTU-USN-7849-1
- URL-https://access.redhat.com/security/cve/CVE-2025-8114
- URL-https://ubuntu.com/security/notices/USN-7849-1
- URL-https://www.cve.org/CVERecord?id=CVE-2025-8114
- URL-https://www.libssh.org/security/advisories/CVE-2025-8114.txt
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.