CVE-2022-28739

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Vendor Advisory ruby-lang.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/1248108 third party advisory permissions required
https://security-tracker.debian.org/tracker/CVE-2022-28739 third party advisory
https://www.ruby-lang.org/en/news/2022/04/12/buffer-overrun-in-string-to-float-cve-2022-28739/ vendor advisory
https://security.netapp.com/advisory/ntap-20220624-0002/ third party advisory
https://support.apple.com/kb/HT213488 third party advisory
https://support.apple.com/kb/HT213494 third party advisory
https://support.apple.com/kb/HT213493 third party advisory
http://seclists.org/fulldisclosure/2022/Oct/41 third party advisory mailing list
http://seclists.org/fulldisclosure/2022/Oct/28 mailing list
http://seclists.org/fulldisclosure/2022/Oct/30 mailing list
http://seclists.org/fulldisclosure/2022/Oct/29 mailing list
http://seclists.org/fulldisclosure/2022/Oct/42 mailing list
https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html
https://security.gentoo.org/glsa/202401-27

Frequently Asked Questions

What is the severity of CVE-2022-28739?
CVE-2022-28739 has been scored as a high severity vulnerability.
How to fix CVE-2022-28739?
To fix CVE-2022-28739, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-28739 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-28739 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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