CVE-2025-8114
4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
0 < 0.11.3 | affected | ||
| Red Hat | Red Hat Enterprise Linux 9 | 0:0.10.4-18.el9 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 9 | 0:0.10.4-18.el9 < * | unaffected |
Weaknesses
- CWE-476: NULL Pointer Dereference
Workarounds
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://access.redhat.com/errata/RHSA-2026:18683
- https://access.redhat.com/security/cve/CVE-2025-8114
- https://bugzilla.redhat.com/show_bug.cgi?id=2383220
- https://git.libssh.org/projects/libssh.git/commit/?id=53ac23ded4cb2c5463f6c4cd1525331bd578812d
- https://git.libssh.org/projects/libssh.git/commit/?id=65f363c9
- https://www.libssh.org/security/advisories/CVE-2025-8114.txt
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