Vulnerability Details : 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().
Vulnerability category: Memory Corruption
Products affected by CVE-2021-31996
- cpe:2.3:a:algorithmica_project:algorithmica:*:*:*:*:*:rust:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-31996
0.39%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-31996
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-31996
-
The product calls free() twice on the same memory address.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-31996
-
https://rustsec.org/advisories/RUSTSEC-2021-0053.html
RUSTSEC-2021-0053: algorithmica: 'merge_sort::merge()' crashes with double-free for `T: Drop` › RustSec Advisory DatabaseVendor Advisory
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