CVE-2017-0898

ruby: Buffer underrun vulnerability in Kernel.sprintf

Published Sep 15, 2017 CVSS 3.0 · 9.1 Critical EPSS 9.7% KEV · Not listed
Description
Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1113-1 ruby1.8 security update
Debian DLA Debian DLA DLA-1114-1 ruby1.9.1 security update
Debian DLA Debian DLA DLA-1421-1 ruby2.1 security update
Debian DSA Debian DSA DSA-4031-1 ruby2.3 security update
EUVD EUVD EUVD-2017-1251 Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.
Ubuntu USN Ubuntu USN USN-3439-1 Ruby vulnerabilities
Ubuntu USN Ubuntu USN USN-3685-1 Ruby vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00658}

epss

{'score': 0.0071}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Sep 17, 2024, 1:36 AM
Reserved
Nov 30, 2016, 12:00 AM
Status
Modified
Published
Sep 15, 2017, 7:29 PM
Modified
Jun 17, 2026, 12:58 AM
Severity
Moderate
Public date
Sep 14, 2017, 12:00 AM