VULNERABILITY INTELLIGENCE

CVE-2021-26305

CVSS score9.8 CRITICAL
EPSS probability1.71%
CISA KEVNot currently listed
Published2021-01-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

An issue was discovered in Deserializer::read_vec in the cdr crate before 0.2.4 for Rust. A user-provided Read implementation can gain access to the old contents of newly allocated heap memory, violating soundness.

Weakness classification

  • CWE-908: Use of Uninitialized Resource

Primary references