Integer Overflow and Heap-Based Buffer Overflow in PngImg::InitStorage_() Function of png-img

Integer Overflow and Heap-Based Buffer Overflow in PngImg::InitStorage_() Function of png-img

CVE-2020-28248 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

An integer overflow in the PngImg::InitStorage_() function of png-img before 3.1.0 leads to an under-allocation of heap memory and subsequently an exploitable heap-based buffer overflow when loading a crafted PNG file.

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