PT-2020-17612 · Rust · Chunky Crate

Published 2020-08-25 · Updated 2021-08-25 · CVE-2020-36433

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions chunky crate through 2020-08-25

Description The issue concerns the Chunk API not honoring an alignment requirement, which can lead to the creation of unaligned references. This results in undefined behavior.

Recommendations For versions of the chunky crate through 2020-08-25, consider updating to a version that properly honors alignment requirements to prevent undefined behavior. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-758

Related Identifiers

CVE-2020-36433

GHSA-QG24-8XJ4-GJ2H

RUSTSEC-2020-0035

Affected Products

Chunky Crate

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2020-36433 · Security Note
• https://osv.dev/vulnerability/GHSA-qg24-8xj4-gj2h · Vendor Advisory
• https://osv.dev/vulnerability/RUSTSEC-2020-0035 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-36433 · Vendor Advisory
• https://github.com/aeplay/chunky · Note
• https://github.com/aeplay/chunky/issues/2 · Note
• https://crates.io/crates/chunky · Note
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/chunky/RUSTSEC-2020-0035.md · Note
• https://rustsec.org/advisories/RUSTSEC-2020-0035.html · Note