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libheif CVE-2026-50142

| EUVDEUVD-2026-62187 HIGH
Integer Overflow or Wraparound (CWE-190)
N/A vendor:alpine
7.5
CVSS 3.1 · Vendor: vendor:alpine
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Severity by source

Vendor (vendor:alpine) PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from Vendor (vendor:alpine) · only source for this CVE.

CVSS VectorVendor: vendor:alpine

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
Analysis Generated
Jun 09, 2026 - 20:30 vuln.today

DescriptionCVE.org

Alpine Linux: libheif fixed in 1.23.0-r0

AnalysisAI

libheif on Alpine Linux contains a vulnerability addressed in package version 1.23.0-r0. The nature of the flaw - whether memory corruption, input validation failure, or another class - is not disclosed in available intelligence at time of analysis. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Supply malformed HEIF/HEIC image
Exploit
Trigger vulnerable libheif parser
Impact
Achieve unconfirmed impact

Vulnerability AssessmentAI

Exploitation Exploitation conditions cannot be confirmed from available data - no CVSS vector, CWE, or detailed description is present. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Risk cannot be reliably quantified from available data. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker could potentially supply a malformed HEIF or HEIC image file to a system or application running a vulnerable version of libheif on Alpine Linux, triggering the underlying flaw during image parsing. The realistic attack surface depends on how the application exposes libheif - web upload endpoints, messaging platforms, or media processing pipelines accepting user-supplied images represent likely vectors. …
Remediation Update the Alpine Linux libheif package to version 1.23.0-r0 or later using the standard Alpine package manager: 'apk upgrade libheif'. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-50142 vulnerability details – vuln.today

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