CVE-2019-18218
file: heap-based buffer overflow in cdf_read_property_info in cdf.c
Severity
ModerateRed Hat Product Security
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 · 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-122 · Heap-based Buffer Overflow