CVE-2021-26954 : An issue was discovered in the qwutils crate before 0.3.1 for Rust. When a Clone

An issue was discovered in the qwutils crate before 0.3.1 for Rust. When a Clone panic occurs, insert_slice_clone can perform a double drop.

Published 2021-02-09 23:15:14

Updated 2021-02-16 17:04:53

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-26954

Qwutils Project » Qwutils » For Rust
Versions before (<) 0.3.1
cpe:2.3:a:qwutils_project:qwutils:*:*:*:*:*:rust:*:*
Matching versions

EPSS FAQ

0.11%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 43 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	3.9	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Assigned by: nvd@nist.gov (Primary)

https://rustsec.org/advisories/RUSTSEC-2021-0018.html

RUSTSEC-2021-0018: qwutils: insert_slice_clone can double drop if Clone panics. › RustSec Advisory Database
Exploit;Vendor Advisory

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