CVE-2022-28739 — Out-of-bounds Read in Ruby

CWE-125 — Out-of-bounds Read14 documents9 sources
Severity
7.5HIGHNVD
OSV9.8
EPSS
0.3%
top 46.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Apple MacosRuby-lang RubyDebian Linux
Timeline
PublishedMay 9
Latest updateOct 24

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDruby-lang/ruby2.7.0 — 2.7.6+3
▶NVDapple/macos11.0 — 11.7.1+1

Also affects: Debian Linux 10.0, 11.0, 9.0

🔴Vulnerability Details

5
OSV
ruby2.5, ruby2.7, ruby3.0 vulnerabilities↗2022-06-06
▶
OSV
ruby2.3 vulnerability↗2022-06-06
▶
GHSA
GHSA-mvgc-rxvg-hqc6: There is a buffer over-read in Ruby before 2↗2022-05-10
▶
CVEList
CVE-2022-28739: There is a buffer over-read in Ruby before 2↗2022-05-09
▶
OSV
CVE-2022-28739: There is a buffer over-read in Ruby before 2↗2022-05-09
▶

📋Vendor Advisories

8
Apple
CVE-2022-28739: macOS Ventura 13↗2022-10-24
▶
Apple
CVE-2022-28739: macOS Big Sur 11.7.1↗2022-10-24
▶
Apple
CVE-2022-28739: macOS Monterey 12.6.1↗2022-10-24
▶
Ubuntu
Ruby vulnerabilities↗2022-06-06
▶
Ubuntu
Ruby vulnerability↗2022-06-06
▶
CVE-2022-28739 — Out-of-bounds Read in Ruby-lang Ruby | cvebase