{"id":"CVE-2025-8114","title":"A flaw was found in libssh, a library that implements the SSH protocol","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 …","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"libssh","product":"libssh","affected":["libssh <= 0.11.2"],"published":"2025-07-24","updated":"2026-06-25","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-8114","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:18683","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-8114","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2383220","label":"secalert@redhat.com"},{"url":"https://git.libssh.org/projects/libssh.git/commit/?id=53ac23ded4cb2c5463f6c4cd1525331bd578812d","label":"secalert@redhat.com"},{"url":"https://git.libssh.org/projects/libssh.git/commit/?id=65f363c9","label":"secalert@redhat.com"},{"url":"https://www.libssh.org/security/advisories/CVE-2025-8114.txt","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00222,"epssPercentile":0.12995,"ingestedAt":"2026-06-29T13:24:34.398Z","slug":"CVE-2025-8114","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `libssh <= 0.11.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}