Out-of-Bounds Read Vulnerability in RPM's hdrblobInit() Function

CVE-2021-20266 · MEDIUM Severity

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

A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.

Learn more about our Web Application Penetration Testing UK.