vulnerability
Ubuntu: (CVE-2020-36318): rustc vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Apr 11, 2021 | Jun 26, 2025 | Mar 27, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Apr 11, 2021
Added
Jun 26, 2025
Modified
Mar 27, 2026
Description
In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.
Solution
no-fix-ubuntu-package
References
- CVE-2020-36318
- https://attackerkb.com/topics/CVE-2020-36318
- CWE-415
- CWE-416
- EUVD-EUVD-2020-23860
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-23860
- https://github.com/rust-lang/rust/issues/79808
- https://github.com/rust-lang/rust/pull/79814
- https://rustsec.org/advisories/CVE-2020-36318.html
- https://www.cve.org/CVERecord?id=CVE-2020-36318
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.