GitHub Advisoryadvisory · crates.io
GHSA-v938-qcc9-rwv8 Use of Uninitialized Resource in buffoon.
CRITICAL
Official page ↗
- Aliases
- CVE-2020-36512
- Ecosystem
- crates.io
- Packages
- buffoon
- Severity
- Critical
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-908
- Reviewed
- 2022-01-06
Affected packages
• crates.io buffoon: <= 0.5.0 (no fix yet)
Description
Affected versions of this crate passes an uninitialized buffer to a user-provided Read implementation.
Arbitrary Read implementations can read from the uninitialized buffer (memory exposure) and also can return incorrect number of bytes written to the buffer. Reading from uninitialized memory produces undefined values that can quickly invoke undefined behavior.
Related
Alias · CVE (1)
- CVE-2020-36512 An issue was discovered in the buffoon crate through 2020-12-31 for Rust. vulnerability
Weakness · CWE (1)
- CWE-908 Use of Uninitialized Resource weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-36512 advisory
- https://github.com/carllerche/buffoon/issues/2 web
- https://github.com/carllerche/buffoon package
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/buffoon/RUSTSEC-2020-0154.md web
- https://rustsec.org/advisories/RUSTSEC-2020-0154.html web