{"id":"CVE-2024-0641","title":"Kernel: deadlock leading to denial of service in tipc_crypto_key_revoke","summary":"A denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel’s TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-833"],"vendor":"Red Hat","product":"kernel","affected":["kernel < 6.6-rc5","kernel","kernel","kernel-rt","kernel","kernel-rt","kernel","kernel-rt"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-01-24T19:23:25.846465Z"},"published":"2024-01-17","updated":"2026-11-05","sourceUpdated":"2026-11-05T11:39:17.264Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-0641","references":[{"url":"https://access.redhat.com/security/cve/CVE-2024-0641"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2258757","label":"RHBZ#2258757"},{"url":"https://github.com/torvalds/linux/commit/08e50cf071847323414df0835109b6f3560d44f5"}],"tags":["cve.org"],"epss":0.00168,"epssPercentile":0.06182,"ingestedAt":"2026-11-05T21:36:00.818Z","slug":"CVE-2024-0641","body":"## Overview\n\nA denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel’s TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system.\n\n## Affected\n\n- `kernel < 6.6-rc5`\n- `kernel`\n- `kernel`\n- `kernel-rt`\n- `kernel`\n- `kernel-rt`\n- `kernel`\n- `kernel-rt`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n### Workarounds\n\nMitigation 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.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}