CVE Database›Document archive›CVE-2019-18218

CVE-2019-18218

file: heap-based buffer overflow in cdf_read_property_info in cdf.c

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · August 26, 2019

Updated · November 22, 2025

Description

cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number of CDF_VECTOR elements, which allows a heap-based buffer overflow (4-byte out-of-bounds write).

Statement

This issue affects the file package as shipped with Red Hat Enterprise Linux 8. However, this flaw has been rated as having a security impact of Moderate because it is only exploitable if the 32bit version is used, for example when an application uses the 32bit version of libmagic.so.

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 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-122 · Heap-based Buffer Overflow