Vulnerability Description
An issue was discovered in the nix crate 0.16.0 and later before 0.20.2, 0.21.x before 0.21.2, and 0.22.x before 0.22.2 for Rust. unistd::getgrouplist has an out-of-bounds write if a user is in more than 16 /etc/groups groups.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nix Project | Nix | >= 0.16.0, < 0.20.2 |
Related Weaknesses (CWE)
References
- https://github.com/advisories/GHSA-wgrg-5h56-jg27Third Party Advisory
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/nix/RUSTSEC-20Third Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0119.htmlIssue TrackingThird Party Advisory
- https://github.com/advisories/GHSA-wgrg-5h56-jg27Third Party Advisory
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/nix/RUSTSEC-20Third Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0119.htmlIssue TrackingThird Party Advisory
FAQ
What is CVE-2021-45707?
CVE-2021-45707 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in the nix crate 0.16.0 and later before 0.20.2, 0.21.x before 0.21.2, and 0.22.x before 0.22.2 for Rust. unistd::getgrouplist has an out-of-bounds write if a user is in more t...
How severe is CVE-2021-45707?
CVE-2021-45707 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-45707?
Check the references section above for vendor advisories and patch information. Affected products include: Nix Project Nix.