{"id":"CVE-2026-74570","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74570","summary":"ntfs: harden runlist realloc size calculations","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: harden runlist realloc size calculations\n\nAdd a shared helper to safely convert runlist element counts to byte sizes\nusing overflow checks, and use it in both ntfs_rl_realloc() and\nntfs_rl_realloc_nofail().","published":"2026-08-15T12:28:10.107Z","modified":"2026-08-18T03:56:51.689617545Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"7.1.8"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/57e7b8bf7b02a0140463fea786e5172cbdf2da2f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8bed376124ab4505b70083a2b91f2c7ef6d51e24"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74570.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74570"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T03:56:51.689617545Z"}}