Vulnerability · Published Dec 31, 2020 · Assigned by mitre
CVE-2020-35912
Medium 4.7
In plain English
A medium-severity security flaw in the rust-lock-api package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)4.7Medium
Exploit odds (30 days)0.2%top 88.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedRwLockWriteGuard unsoundness.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | rust-lock-api | 0.4.5-1 | DEBIAN-CVE-2020-35912 |
| Debian:13 | rust-lock-api | 0.4.5-1 | DEBIAN-CVE-2020-35912 |
| Debian:14 | rust-lock-api | 0.4.5-1 | DEBIAN-CVE-2020-35912 |
| Ubuntu:22.04:LTS | rust-lock-api | no fix listed | UBUNTU-CVE-2020-35912 |
| Ubuntu:24.04:LTS | rust-lock-api | no fix listed | UBUNTU-CVE-2020-35912 |
| Ubuntu:25.10 | rust-lock-api | no fix listed | UBUNTU-CVE-2020-35912 |
| Ubuntu:26.04:LTS | rust-lock-api | no fix listed | UBUNTU-CVE-2020-35912 |
| Ubuntu:26.10 | rust-lock-api | no fix listed | UBUNTU-CVE-2020-35912 |
Affected products (as reported)
References
- https://rustsec.org/advisories/RUSTSEC-2020-0070.html x_refsource_MISC