Use After Free Affecting vim/vim package, versions [,8.2.3902)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-UNMANAGED-VIMVIM-2934710
  • published23 Jun 2022
  • disclosed23 Jun 2022
  • creditRick de Jager

Introduced: 23 Jun 2022

CVE-2021-4173  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade vim/vim to version 8.2.3902 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free via the nested functions, by adding another command directly after an enddef token using the | operator.

References

CVSS Scores

version 3.1