Use After Free Affecting rust-analysis package, versions <0:1.49.0-1.module+el8.4.0+9446+1a463e08


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
1.68% (74th percentile)

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  • Snyk IDSNYK-CENTOS8-RUSTANALYSIS-2111486
  • published26 Jul 2021
  • disclosed7 Dec 2020

Introduced: 7 Dec 2020

CVE-2020-36318  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 rust-analysis to version 0:1.49.0-1.module+el8.4.0+9446+1a463e08 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rust-analysis package and not the rust-analysis package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.

CVSS Base Scores

version 3.1