Mismatched Memory Management Routines Affecting trailer package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RUST-TRAILER-17308782
- published11 Jun 2026
- disclosed4 May 2025
- creditUnknown
Introduced: 4 May 2025
CVE-2025-47737 (opens in a new tab)How to fix?
There is no fixed version for trailer.
Overview
Affected versions of this package are vulnerable to Mismatched Memory Management Routines in the constructor that does not check the T is not a ZST. An attacker can cause undefined behavior by passing a zero-sized type (ZST) and a capacity of 0, which leads to improper memory allocation and potential memory safety violations.
Note:
The trailer crate is unmaintained and this security issue will not be fixed.