CVE-2018-13785

libpng: Integer overflow and resultant divide-by-zero in pngrutil.c:png_check_chunk_length() allows for denial of service

Published Jul 9, 2018 CVSS 3.1 · 6.5 Medium EPSS 4.4% KEV · Not listed
Description
In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-5723 In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.
Ubuntu USN Ubuntu USN USN-3712-1 libpng vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}