CVE-2026-17591: Red Hat Enterprise Linux 10 (exact versions not specified); +5 more affected products

Affected technology

Red Hat Enterprise Linux 10 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 6 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 7 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9 · Exact affected versions not specified by the source
Red Hat

Red Hat Hardened Images · Exact affected versions not specified by the source
Red Hat

Component: Not specified by the source
Function: deallocates, can

Attack conditions (Vendor/CNA, CVSS 3.1): Local · No privileges required · User interaction required

What an attacker can do

An attacker can cause a Denial of Service (DoS) or potential information disclosure due to a use-after-free vulnerability, which occurs when a program reads memory that has already been released. Vendor/CNA’s CVSS 3.1 assessment (base score 3.6/10) rates confidentiality and availability impact as low; integrity impact as none.