CVE-2021-45707

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.

Score

CVSS 3.1 9.8 Critical

Status

Modified - cve@mitre.org

Published

2021-12-27

Last modified

2024-08-04

Weaknesses

CWE-787

Affected products

• Nix (Nix Project)

References

• https://github.com/advisories/GHSA-wgrg-5h56-jg27
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/nix/RUSTSEC-2021-0119.md
• https://rustsec.org/advisories/RUSTSEC-2021-0119.html