CVE-2020-13659

QEMU: exec: address_space_map returns NULL without setting length to zero may lead to DoS

Published Jun 2, 2020 CVSS 3.1 · 2.5 Low EPSS < 1% KEV · Not listed
Description
address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2288-1 qemu security update
Debian DSA Debian DSA DSA-4728-1 qemu security update
EUVD EUVD EUVD-2020-5900 address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.
Ubuntu USN Ubuntu USN USN-4467-1 QEMU vulnerabilities
Ubuntu USN Ubuntu USN USN-4467-2 QEMU vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00074}

epss

{'score': 0.00025}

Type Values Removed Values Added
Metrics epss

{'score': 0.00071}

epss

{'score': 0.00074}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 4, 2024, 12:25 PM
Reserved
May 28, 2020, 12:00 AM
Status
Modified
Published
Jun 2, 2020, 1:15 PM
Modified
Jun 17, 2026, 2:53 AM
Severity
Low
Public date
May 14, 2020, 12:00 AM