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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLThmZ2ctNXY3OC02Zzc2

Deserializing an array can free uninitialized memory in byte_struct

Byte_struct stack and unpack structure as raw bytes with packed or bit field layout. An issue was discovered in the byte_struct crate before 0.6.1 for Rust. There can be a drop of uninitialized memory if a certain deserialization method panics.

Permalink: https://github.com/advisories/GHSA-8fgg-5v78-6g76
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLThmZ2ctNXY3OC02Zzc2
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: about 3 years ago
Updated: over 1 year ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-8fgg-5v78-6g76, CVE-2021-28033
References:

• https://nvd.nist.gov/vuln/detail/CVE-2021-28033
• https://github.com/wwylele/byte-struct-rs/issues/1
• https://rustsec.org/advisories/RUSTSEC-2021-0032.html
• https://github.com/wwylele/byte-struct-rs/commit/a535678377de12bc6bc22620c5f59bcc1369f76f
• https://github.com/advisories/GHSA-8fgg-5v78-6g76

Repository: https://github.com/wwylele/byte-struct-rs
Blast Radius: 6.8

Affected Packages