CVE-2018-20657

libiberty: Memory leak in demangle_template function resulting in a denial of service

Published Jan 2, 2019 CVSS 3.0 · 7.5 High EPSS 4.0% KEV · Not listed
Description
The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-13208 The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00256}

epss

{'score': 0.00174}

Type Values Removed Values Added
Metrics epss

{'score': 0.00204}

epss

{'score': 0.00256}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 12:05 PM
Reserved
Jan 2, 2019, 12:00 AM
Status
Modified
Published
Jan 2, 2019, 2:29 PM
Modified
Jun 17, 2026, 1:53 AM
Severity
Low
Public date
Dec 18, 2018, 12:00 AM