CVE-2022-28739
HIGH
7.5
CVSS Score
Published: May 9, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:38 AM UTC
3 products affected across 3 vendorsmacOSDebian LinuxRuby
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Severity
HIGH7.5
Exploit prediction
EPSS 4%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
11.0 ≤ v < 11.7.112.0 ≤ v < 12.6.1
Affected range stops below 11.7.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.6.1, so it looks safe — our inference, not a vendor statement
Debian Linux· Debiandrupal
95%Ruby· Ruby Langrubygems
95%v < 2.6.102.7.0 ≤ v < 2.7.63.0.0 ≤ v < 3.0.43.1.0 ≤ v < 3.1.2
Affected range stops below 2.6.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.7.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.1.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (15)
Mailing ListThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2022/Oct/41Permissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/1248108Third Party Advisory
Source: [email protected]
https://security-tracker.debian.org/tracker/CVE-2022-28739CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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