{"id":"CVE-2026-35362","aliases":["GHSA-w6xc-g9qj-vp32"],"title":"uucore: safe_traversal TOCTOU protection only enabled on Linux","summary":"uucore: safe_traversal TOCTOU protection only enabled on Linux","severity":"low","cvss":3.6,"cwe":["CWE-367"],"vendor":"uucore","product":"uucore","ecosystem":"rust","affected":["uucore < 0.6.0"],"patched":["uucore 0.6.0"],"published":"2026-07-06","updated":"2026-07-06","source":"GHSA","sourceUrl":"https://github.com/advisories/GHSA-w6xc-g9qj-vp32","references":[{"url":"https://github.com/uutils/coreutils/security/advisories/GHSA-w6xc-g9qj-vp32"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35362"},{"url":"https://github.com/uutils/coreutils/pull/9792"},{"url":"https://github.com/uutils/coreutils/commit/30239e69a328e76d2377f2a0bc02fbde61c34280"},{"url":"https://github.com/uutils/coreutils/releases/tag/0.6.0"},{"url":"https://github.com/advisories/GHSA-w6xc-g9qj-vp32"}],"tags":["ghsa","rust"],"epss":0.0018,"epssPercentile":0.07849,"ingestedAt":"2026-07-06T20:46:12.663Z","slug":"CVE-2026-35362","body":"## Overview\n\nThe safe_traversal module in uutils coreutils, which provides protection against Time-of-Check to Time-of-Use (TOCTOU) symlink races using file-descriptor-relative syscalls, is incorrectly limited to Linux targets. On other Unix-like systems such as macOS and FreeBSD, the utility fails to utilize these protections, leaving directory traversal operations vulnerable to symlink race conditions.\n\n---\n_Zellic finding 3.59. Reported in the Zellic *uutils coreutils Program Security Assessment* (for Canonical, Jan 2026), audited commit `3a07ffc5a9bd4c283e75afa548ba1f1957bad242`._\n\n## Affected packages\n\n- `uucore < 0.6.0`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `uucore 0.6.0`","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":19.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}