CVE-2022-28739

Publication date 9 May 2022

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#to_f.

Status

Package Ubuntu Release Status
ruby2.3 16.04 LTS xenial
ruby2.5 18.04 LTS bionic
Fixed 2.5.1-1ubuntu1.12
ruby2.7 22.04 LTS jammy Not in release
21.10 impish
Fixed 2.7.4-1ubuntu3.2
20.04 LTS focal
Fixed 2.7.0-5ubuntu1.7
ruby3.0 22.10 kinetic
Not affected
22.04 LTS jammy
Fixed 3.0.2-7ubuntu2.1

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Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N