{"id":"CVE-2026-31543","summary":"crash_dump: don't log dm-crypt key bytes in read_key_from_user_keying","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrash_dump: don't log dm-crypt key bytes in read_key_from_user_keying\n\nWhen debug logging is enabled, read_key_from_user_keying() logs the first\n8 bytes of the key payload and partially exposes the dm-crypt key.  Stop\nlogging any key bytes.","modified":"2026-07-15T01:48:52.120699168Z","published":"2026-04-24T14:33:12.163Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31543.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/36f46b0e36892eba08978eef7502ff3c94ddba77"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4897bd307ba8757c31a3325ba6730961be606016"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ed8d91f469845d62d44c565a55d2ab1767969357"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31543.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31543"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"479e58549b0fa7e80f1e0b9e69e0a2a8e6711132"},{"fixed":"4897bd307ba8757c31a3325ba6730961be606016"},{"fixed":"ed8d91f469845d62d44c565a55d2ab1767969357"},{"fixed":"36f46b0e36892eba08978eef7502ff3c94ddba77"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-31543.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.16.0"},{"fixed":"6.18.20"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-31543.json"}}],"schema_version":"1.7.5"}