Integer Overflow Vulnerability in LibTIFF's _TIFFCheckMalloc and _TIFFCheckRealloc Functions

Integer Overflow Vulnerability in LibTIFF's _TIFFCheckMalloc and _TIFFCheckRealloc Functions

CVE-2019-14973 · MEDIUM Severity

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

_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.

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