CVE-2021-31996
HIGHCVSS 7.5/10EPSS 0.96%
Last modified
CVE-2021-31996 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in the algorithmica crate through 2021-03-07 for Rust. There is a double free in merge_sort::merge().. EPSS estimates a 0.96% chance of exploitation in the next 30 days.
Description
An issue was discovered in the algorithmica crate through 2021-03-07 for Rust. There is a double free in merge_sort::merge().
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Algorithmica Project | Algorithmica | <= 2021-03-07 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0053.htmlVendor Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0053.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31996?
An issue was discovered in the algorithmica crate through 2021-03-07 for Rust. There is a double free in merge_sort::merge().
How severe is CVE-2021-31996?
CVE-2021-31996 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31996?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2021-31996?
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Scan your code nowSource: NVD / NIST