CVE-2025-47737: trailer mishandles allocating with a size of zero

May 9, 2025 (updated June 9, 2026)

lib.rs in the trailer crate through 0.1.2 for Rust mishandles allocating with a size of zero.

References

crates.io/crates/trailer
github.com/Geal/trailer/issues/2
github.com/advisories/GHSA-6x45-r4pr-5362
nvd.nist.gov/vuln/detail/CVE-2025-47737
rustsec.org/advisories/RUSTSEC-2025-0163.html

Code Behaviors & Features

Detect and mitigate CVE-2025-47737 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →