Rapid7 Vulnerability & Exploit Database

Red Hat: CVE-2020-36323: CVE-2020-36323 rust: optimization for joining strings can cause uninitialized bytes to be exposed (Multiple Advisories)

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Red Hat: CVE-2020-36323: CVE-2020-36323 rust: optimization for joining strings can cause uninitialized bytes to be exposed (Multiple Advisories)

Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
04/14/2021
Created
08/12/2021
Added
08/12/2021
Modified
12/15/2023

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.

Solution(s)

  • redhat-upgrade-cargo
  • redhat-upgrade-cargo-debuginfo
  • redhat-upgrade-cargo-doc
  • redhat-upgrade-clippy
  • redhat-upgrade-clippy-debuginfo
  • redhat-upgrade-rls
  • redhat-upgrade-rls-debuginfo
  • redhat-upgrade-rust
  • redhat-upgrade-rust-analysis
  • redhat-upgrade-rust-debugger-common
  • redhat-upgrade-rust-debuginfo
  • redhat-upgrade-rust-debugsource
  • redhat-upgrade-rust-doc
  • redhat-upgrade-rust-gdb
  • redhat-upgrade-rust-lldb
  • redhat-upgrade-rust-src
  • redhat-upgrade-rust-std-static
  • redhat-upgrade-rust-toolset
  • redhat-upgrade-rustfmt
  • redhat-upgrade-rustfmt-debuginfo

References

  • CVE-2020-36323
  • RHSA-2021:3063

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;