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CVE-2019-14973

libtiff: integer overflow in _TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c

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Severity

Moderate

Red Hat Product Security

4.5

CVSS 3.0

Review impact separately from score.

Published · August 14, 2019

Updated · November 21, 2025

Description

_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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.5
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

CWE-190 · Integer Overflow or Wraparound