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CVE-2021-3548

HIGH
7.1
CVSS Score
Published: May 26, 2021 at 08:32 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
2 products affected across 2 vendorsDMG2IMGProject DMG2IMG

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Severity
HIGH7.1
Exploit prediction
EPSS 1.0%

Description

A flaw was found in dmg2img through 20170502. dmg2img did not validate the size of the read buffer during memcpy() inside the main() function. This possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

DMG2IMG· DMG2IMG Project
95%
v ≤ 20170502
Project DMG2IMG· Red Hat
60%
v ≤ 20170502

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1959585

CVSS

7.1HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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