Rapid7

vulnerability

Alma Linux: CVE-2020-36323: Moderate: rust-toolset:rhel8 security, bug fix, and enhancement update (ALSA-2021-3063)

Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
Apr 14, 2021
Added
May 4, 2022
Modified
Mar 31, 2026

Description

In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.

Solutions

alma-upgrade-cargoalma-upgrade-cargo-docalma-upgrade-clippyalma-upgrade-rlsalma-upgrade-rustalma-upgrade-rust-analysisalma-upgrade-rust-debugger-commonalma-upgrade-rust-docalma-upgrade-rust-gdbalma-upgrade-rust-lldbalma-upgrade-rust-srcalma-upgrade-rust-std-staticalma-upgrade-rust-toolsetalma-upgrade-rustfmt
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.