CVE-2026-55249: Rust File Toctou Check Then Readcve-2026-55249-rust-file-toctou-check-then-read
A Time-of-Check to Time-of-Use (TOCTOU) race condition was detected. A file was verified or checked (e.g., checking trust status, signature, or auth), and then subsequently re-read from the filesystem. An attacker could overwrite or swap the file between the check and the read, modifying the supposedly verified content. To fix this, read the file into memory