🛡️ CVE-2021-29929 — endian-trait

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-415 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Double free in endian_trait

An issue was discovered in the endian_trait crate through 2021-01-04 for Rust. A double drop can occur when a user-provided Endian impl panics.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2021-29929 is classified as CWE-415: Double Free. The same allocation is released twice, corrupting allocator bookkeeping.

Affected software

CVE-2021-29929 is recorded against 1 package.

  • endian-trait

Timeline and source

Published on 25 August 2021 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
gitlab.com (Package)
gitlab.com (Web)
rustsec.org (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-415
Public Exploit ✅ No
Source OSV
Published 2021-08-25
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
endian-trait — —

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