{"id":"CVE-2023-32255","title":"A flaw was found in the Linux kernel's ksmbd component","summary":"A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type,  potentially leading to resource exhaustion.","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","cwe":["CWE-772"],"published":"2025-08-02","updated":"2026-06-25","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-32255","references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-32255","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2385884","label":"secalert@redhat.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d7cb549c2ca20e1f07593f15e936fd54b763028","label":"secalert@redhat.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-703/","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00477,"epssPercentile":0.40241,"zeroDay":true,"ingestedAt":"2026-06-29T13:24:34.405Z","slug":"CVE-2023-32255","body":"## Overview\n\nA flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type,  potentially leading to resource exhaustion.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":25,"ransomware":0},"changes":[]}