CVE-2025-28162

libpng: libpng: Denial of Service via buffer overflow in pngimage utility

Published Jan 27, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via the pngimage with AddressSanitizer (ASan), the program leaks memory in various locations, eventually leading to high memory usage and causing the program to become unresponsive

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Ubuntu USN Ubuntu USN USN-7993-1 libpng vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:2.3:a:libpng:libpng:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
Title libpng: libpng: Denial of Service via buffer overflow in pngimage utility
Weaknesses CWE-120
References
Metrics threat_severity

None

cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Libpng
Libpng libpng
Vendors & Products Libpng
Libpng libpng
Type Values Removed Values Added
Description Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via the pngimage with AddressSanitizer (ASan), the program leaks memory in various locations, eventually leading to high memory usage and causing the program to become unresponsive
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 29, 2026, 2:45 PM
Reserved
Mar 11, 2025, 12:00 AM
Status
Analyzed
Published
Jan 27, 2026, 4:16 PM
Modified
Jun 17, 2026, 9:04 AM
Severity
Moderate
Public date
Jan 27, 2026, 12:00 AM