CVE-2024-27280 Affecting ruby-3.1 package, versions <3.1.4-r6


Severity

Recommended
low

Based on default assessment until relevant scores are available

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  • Snyk ID SNYK-CHAINGUARDLATEST-RUBY31-6595871
  • published 11 Apr 2024
  • disclosed 14 May 2024

How to fix?

Upgrade Chainguard ruby-3.1 to version 3.1.4-r6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby-3.1 package and not the ruby-3.1 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

A buffer-overread issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return the memory value. 3.0.3 is the main fixed version; however, for Ruby 3.0 users, a fixed version is stringio 3.0.1.1, and for Ruby 3.1 users, a fixed version is stringio 3.0.1.2.

CVSS Scores

version 3.1
Expand this section

Red Hat

3.1 low
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None