Use After Free Affecting buffa package, versions <0.7.0
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-BUFFA-18017886
- published19 Jul 2026
- disclosed16 Jul 2026
- creditUnknown
Introduced: 16 Jul 2026
NewCVE-2026-55406 (opens in a new tab)How to fix?
Upgrade buffa to version 0.7.0 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in the OwnedView::decode process. An attacker can cause memory corruption, information disclosure of freed heap contents, and cross-thread misuse by accessing references that outlive the original buffer after it has been freed.