CVE-2018-1123

procps: denial of service in ps via mmap buffer overflow

Published May 23, 2018 CVSS 3.0 · 3.9 Low EPSS 8.7% KEV · Not listed
Description
procps-ng before version 3.3.15 is vulnerable to a denial of service in ps via mmap buffer overflow. Inbuilt protection in ps maps a guard page at the end of the overflowed buffer, ensuring that the impact of this flaw is limited to a crash (temporary denial of service).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1390-1 procps security update
Debian DSA Debian DSA DSA-4208-1 procps security update
EUVD EUVD EUVD-2018-11767 procps-ng before version 3.3.15 is vulnerable to a denial of service in ps via mmap buffer overflow. Inbuilt protection in ps maps a guard page at the end of the overflowed buffer, ensuring that the impact of this flaw is limited to a crash (temporary denial of service).
Ubuntu USN Ubuntu USN USN-3658-1 procps-ng vulnerabilities
Ubuntu USN Ubuntu USN USN-3658-3 procps-ng vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Dec 17, 2025, 9:19 PM
Reserved
Dec 4, 2017, 12:00 AM
Status
Modified
Published
May 23, 2018, 2:29 PM
Modified
Jun 17, 2026, 1:50 AM
Severity
Low
Public date
May 17, 2018, 5:00 PM