{"id":"CVE-2025-21679","summary":"btrfs: add the missing error handling inside get_canonical_dev_path","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: add the missing error handling inside get_canonical_dev_path\n\nInside function get_canonical_dev_path(), we call d_path() to get the\nfinal device path.\n\nBut d_path() can return error, and in that case the next strscpy() call\nwill trigger an invalid memory access.\n\nAdd back the missing error handling for d_path().","modified":"2026-04-02T12:45:11.666460Z","published":"2025-01-31T11:25:40.171Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21679.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/d0fb5741932b831eded49bfaaf33353e96200d6d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fe4de594f7a2e9bc49407de60fbd20809fad4192"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21679.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21679"},{"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":"5d261f60b5c82ba1e4b5555252e1c90c43d96015"},{"fixed":"d0fb5741932b831eded49bfaaf33353e96200d6d"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"7e06de7c83a746e58d4701e013182af133395188"},{"fixed":"fe4de594f7a2e9bc49407de60fbd20809fad4192"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-21679.json"}}],"schema_version":"1.7.5"}