CVE-2025-8114CWE-476

CVE-2025-8114

Medium · published July 24, 2025

CVSS v3.1
4.7
EPSS
0%
Percentile
14.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00241 · 14.4th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2025-07-24T19:15Z
Affected products (1)
ProductVersionsFixed in
libssh/libssh≤ 0.11.2—
References (6)
https://access.redhat.com/errata/RHSA-2026:18683 · [email protected]https://access.redhat.com/security/cve/CVE-2025-8114 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2383220 · [email protected]https://git.libssh.org/projects/libssh.git/commit/?id=53ac23ded4cb2c5463f6c4cd1525331bd578812d · [email protected]https://git.libssh.org/projects/libssh.git/commit/?id=65f363c9 · [email protected]https://www.libssh.org/security/advisories/CVE-2025-8114.txt · [email protected]
EPSS history
Timeline
  • 24 JUL 14:14Z
    Libssh: null pointer dereference in libssh kex session id calculation
    cvelistv5